Reindented, removed tabs.
This commit is contained in:
Guido van Rossum
parent
1e07403bbf
commit
912a14c028
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@ -10,52 +10,56 @@ header = """
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static struct _frozen _PyImport_FrozenModules[] = {
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"""
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trailer = """\
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{0, 0, 0} /* sentinel */
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{0, 0, 0} /* sentinel */
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};
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int
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main(argc, argv)
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int argc;
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char **argv;
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int argc;
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char **argv;
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{
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PyImport_FrozenModules = _PyImport_FrozenModules;
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return Py_FrozenMain(argc, argv);
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PyImport_FrozenModules = _PyImport_FrozenModules;
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return Py_FrozenMain(argc, argv);
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}
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"""
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def makefreeze(outfp, dict, debug=0):
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done = []
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mods = dict.keys()
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mods.sort()
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for mod in mods:
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m = dict[mod]
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mangled = string.join(string.split(mod, "."), "__")
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if m.__code__:
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if debug:
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print "freezing", mod, "..."
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str = marshal.dumps(m.__code__)
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size = len(str)
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if m.__path__:
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# Indicate package by negative size
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size = -size
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done.append((mod, mangled, size))
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writecode(outfp, mangled, str)
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if debug:
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print "generating table of frozen modules"
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outfp.write(header)
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for mod, mangled, size in done:
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outfp.write('\t{"%s", M_%s, %d},\n' % (mod, mangled, size))
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outfp.write(trailer)
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done = []
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mods = dict.keys()
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mods.sort()
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for mod in mods:
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m = dict[mod]
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mangled = string.join(string.split(mod, "."), "__")
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if m.__code__:
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if debug:
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print "freezing", mod, "..."
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str = marshal.dumps(m.__code__)
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size = len(str)
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if m.__path__:
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# Indicate package by negative size
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size = -size
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done.append((mod, mangled, size))
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writecode(outfp, mangled, str)
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if debug:
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print "generating table of frozen modules"
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outfp.write(header)
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for mod, mangled, size in done:
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outfp.write('\t{"%s", M_%s, %d},\n' % (mod, mangled, size))
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outfp.write(trailer)
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# Write a C initializer for a module containing the frozen python code.
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# The array is called M_<mod>.
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def writecode(outfp, mod, str):
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outfp.write('static unsigned char M_%s[] = {' % mod)
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for i in range(0, len(str), 16):
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outfp.write('\n\t')
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for c in str[i:i+16]:
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outfp.write('%d,' % ord(c))
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outfp.write('\n};\n')
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outfp.write('static unsigned char M_%s[] = {' % mod)
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for i in range(0, len(str), 16):
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outfp.write('\n\t')
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for c in str[i:i+16]:
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outfp.write('%d,' % ord(c))
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outfp.write('\n};\n')
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# Local Variables:
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# indent-tabs-mode: nil
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# End:
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@ -16,358 +16,362 @@ IMPORT_FROM = dis.opname.index('IMPORT_FROM')
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class Module:
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def __init__(self, name, file=None, path=None):
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self.__name__ = name
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self.__file__ = file
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self.__path__ = path
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self.__code__ = None
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self.__name__ = name
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self.__file__ = file
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self.__path__ = path
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self.__code__ = None
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def __repr__(self):
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s = "Module(%s" % `self.__name__`
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if self.__file__ is not None:
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s = s + ", %s" % `self.__file__`
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if self.__path__ is not None:
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s = s + ", %s" % `self.__path__`
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s = s + ")"
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return s
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s = "Module(%s" % `self.__name__`
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if self.__file__ is not None:
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s = s + ", %s" % `self.__file__`
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if self.__path__ is not None:
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s = s + ", %s" % `self.__path__`
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s = s + ")"
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return s
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class ModuleFinder:
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def __init__(self, path=None, debug=0):
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if path is None:
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path = sys.path
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self.path = path
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self.modules = {}
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self.badmodules = {}
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self.debug = debug
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self.indent = 0
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if path is None:
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path = sys.path
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self.path = path
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self.modules = {}
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self.badmodules = {}
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self.debug = debug
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self.indent = 0
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def msg(self, level, str, *args):
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if level <= self.debug:
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for i in range(self.indent):
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print " ",
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print str,
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for arg in args:
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print repr(arg),
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print
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if level <= self.debug:
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for i in range(self.indent):
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print " ",
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print str,
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for arg in args:
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print repr(arg),
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print
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def msgin(self, *args):
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level = args[0]
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if level <= self.debug:
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self.indent = self.indent + 1
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apply(self.msg, args)
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level = args[0]
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if level <= self.debug:
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self.indent = self.indent + 1
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apply(self.msg, args)
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def msgout(self, *args):
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level = args[0]
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if level <= self.debug:
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self.indent = self.indent - 1
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apply(self.msg, args)
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level = args[0]
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if level <= self.debug:
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self.indent = self.indent - 1
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apply(self.msg, args)
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def run_script(self, pathname):
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self.msg(2, "run_script", pathname)
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fp = open(pathname)
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stuff = ("", "r", imp.PY_SOURCE)
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self.load_module('__main__', fp, pathname, stuff)
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self.msg(2, "run_script", pathname)
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fp = open(pathname)
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stuff = ("", "r", imp.PY_SOURCE)
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self.load_module('__main__', fp, pathname, stuff)
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def load_file(self, pathname):
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dir, name = os.path.split(pathname)
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name, ext = os.path.splitext(name)
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fp = open(pathname)
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stuff = (ext, "r", imp.PY_SOURCE)
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self.load_module(name, fp, pathname, stuff)
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dir, name = os.path.split(pathname)
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name, ext = os.path.splitext(name)
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fp = open(pathname)
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stuff = (ext, "r", imp.PY_SOURCE)
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self.load_module(name, fp, pathname, stuff)
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def import_hook(self, name, caller=None, fromlist=None):
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self.msg(3, "import_hook", name, caller, fromlist)
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parent = self.determine_parent(caller)
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q, tail = self.find_head_package(parent, name)
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m = self.load_tail(q, tail)
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if not fromlist:
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return q
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if m.__path__:
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self.ensure_fromlist(m, fromlist)
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self.msg(3, "import_hook", name, caller, fromlist)
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parent = self.determine_parent(caller)
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q, tail = self.find_head_package(parent, name)
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m = self.load_tail(q, tail)
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if not fromlist:
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return q
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if m.__path__:
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self.ensure_fromlist(m, fromlist)
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def determine_parent(self, caller):
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self.msgin(4, "determine_parent", caller)
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if not caller:
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self.msgout(4, "determine_parent -> None")
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return None
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pname = caller.__name__
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if caller.__path__:
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parent = self.modules[pname]
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assert caller is parent
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self.msgout(4, "determine_parent ->", parent)
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return parent
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if '.' in pname:
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i = string.rfind(pname, '.')
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pname = pname[:i]
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parent = self.modules[pname]
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assert parent.__name__ == pname
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self.msgout(4, "determine_parent ->", parent)
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return parent
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self.msgout(4, "determine_parent -> None")
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return None
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self.msgin(4, "determine_parent", caller)
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if not caller:
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self.msgout(4, "determine_parent -> None")
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return None
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pname = caller.__name__
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if caller.__path__:
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parent = self.modules[pname]
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assert caller is parent
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self.msgout(4, "determine_parent ->", parent)
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return parent
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if '.' in pname:
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i = string.rfind(pname, '.')
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pname = pname[:i]
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parent = self.modules[pname]
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assert parent.__name__ == pname
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self.msgout(4, "determine_parent ->", parent)
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return parent
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self.msgout(4, "determine_parent -> None")
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return None
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def find_head_package(self, parent, name):
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self.msgin(4, "find_head_package", parent, name)
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if '.' in name:
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i = string.find(name, '.')
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head = name[:i]
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tail = name[i+1:]
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else:
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head = name
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tail = ""
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if parent:
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qname = "%s.%s" % (parent.__name__, head)
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else:
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qname = head
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q = self.import_module(head, qname, parent)
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if q:
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self.msgout(4, "find_head_package ->", (q, tail))
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return q, tail
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if parent:
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qname = head
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parent = None
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q = self.import_module(head, qname, parent)
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if q:
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self.msgout(4, "find_head_package ->", (q, tail))
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return q, tail
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self.msgout(4, "raise ImportError: No module named", qname)
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raise ImportError, "No module named " + qname
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self.msgin(4, "find_head_package", parent, name)
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if '.' in name:
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i = string.find(name, '.')
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head = name[:i]
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tail = name[i+1:]
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else:
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head = name
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tail = ""
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if parent:
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qname = "%s.%s" % (parent.__name__, head)
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else:
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qname = head
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q = self.import_module(head, qname, parent)
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if q:
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self.msgout(4, "find_head_package ->", (q, tail))
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return q, tail
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if parent:
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qname = head
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parent = None
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q = self.import_module(head, qname, parent)
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if q:
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self.msgout(4, "find_head_package ->", (q, tail))
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return q, tail
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self.msgout(4, "raise ImportError: No module named", qname)
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raise ImportError, "No module named " + qname
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def load_tail(self, q, tail):
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self.msgin(4, "load_tail", q, tail)
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m = q
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while tail:
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i = string.find(tail, '.')
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if i < 0: i = len(tail)
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head, tail = tail[:i], tail[i+1:]
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mname = "%s.%s" % (m.__name__, head)
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m = self.import_module(head, mname, m)
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if not m:
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self.msgout(4, "raise ImportError: No module named", mname)
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raise ImportError, "No module named " + mname
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self.msgout(4, "load_tail ->", m)
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return m
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self.msgin(4, "load_tail", q, tail)
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m = q
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while tail:
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i = string.find(tail, '.')
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if i < 0: i = len(tail)
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head, tail = tail[:i], tail[i+1:]
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mname = "%s.%s" % (m.__name__, head)
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m = self.import_module(head, mname, m)
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if not m:
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self.msgout(4, "raise ImportError: No module named", mname)
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raise ImportError, "No module named " + mname
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self.msgout(4, "load_tail ->", m)
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return m
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def ensure_fromlist(self, m, fromlist, recursive=0):
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self.msg(4, "ensure_fromlist", m, fromlist, recursive)
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for sub in fromlist:
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if sub == "*":
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if not recursive:
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all = self.find_all_submodules(m)
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if all:
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self.ensure_fromlist(m, all, 1)
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elif not hasattr(m, sub):
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subname = "%s.%s" % (m.__name__, sub)
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submod = self.import_module(sub, subname, m)
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if not submod:
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raise ImportError, "No module named " + subname
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self.msg(4, "ensure_fromlist", m, fromlist, recursive)
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for sub in fromlist:
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if sub == "*":
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if not recursive:
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all = self.find_all_submodules(m)
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if all:
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self.ensure_fromlist(m, all, 1)
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elif not hasattr(m, sub):
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subname = "%s.%s" % (m.__name__, sub)
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submod = self.import_module(sub, subname, m)
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if not submod:
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raise ImportError, "No module named " + subname
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def find_all_submodules(self, m):
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if not m.__path__:
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return
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modules = {}
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suffixes = [".py", ".pyc", ".pyo"]
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for dir in m.__path__:
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try:
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names = os.listdir(dir)
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except os.error:
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self.msg(2, "can't list directory", dir)
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continue
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for name in names:
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mod = None
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for suff in suffixes:
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n = len(suff)
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if name[-n:] == suff:
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mod = name[:-n]
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break
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if mod and mod != "__init__":
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modules[mod] = mod
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return modules.keys()
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if not m.__path__:
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return
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modules = {}
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suffixes = [".py", ".pyc", ".pyo"]
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for dir in m.__path__:
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try:
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names = os.listdir(dir)
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except os.error:
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self.msg(2, "can't list directory", dir)
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continue
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for name in names:
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mod = None
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for suff in suffixes:
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n = len(suff)
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if name[-n:] == suff:
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mod = name[:-n]
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break
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if mod and mod != "__init__":
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modules[mod] = mod
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return modules.keys()
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def import_module(self, partname, fqname, parent):
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self.msgin(3, "import_module", partname, fqname, parent)
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try:
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m = self.modules[fqname]
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except KeyError:
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pass
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else:
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self.msgout(3, "import_module ->", m)
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return m
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if self.badmodules.has_key(fqname):
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self.msgout(3, "import_module -> None")
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return None
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try:
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fp, pathname, stuff = self.find_module(partname,
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parent and parent.__path__)
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except ImportError:
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self.msgout(3, "import_module ->", None)
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return None
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try:
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m = self.load_module(fqname, fp, pathname, stuff)
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finally:
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if fp: fp.close()
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if parent:
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setattr(parent, partname, m)
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self.msgout(3, "import_module ->", m)
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return m
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self.msgin(3, "import_module", partname, fqname, parent)
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try:
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m = self.modules[fqname]
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except KeyError:
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pass
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else:
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self.msgout(3, "import_module ->", m)
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return m
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if self.badmodules.has_key(fqname):
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self.msgout(3, "import_module -> None")
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return None
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try:
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fp, pathname, stuff = self.find_module(partname,
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parent and parent.__path__)
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except ImportError:
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self.msgout(3, "import_module ->", None)
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return None
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try:
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m = self.load_module(fqname, fp, pathname, stuff)
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finally:
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if fp: fp.close()
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if parent:
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setattr(parent, partname, m)
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self.msgout(3, "import_module ->", m)
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return m
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def load_module(self, fqname, fp, pathname, (suffix, mode, type)):
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self.msgin(2, "load_module", fqname, fp and "fp", pathname)
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if type == imp.PKG_DIRECTORY:
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m = self.load_package(fqname, pathname)
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self.msgout(2, "load_module ->", m)
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return m
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if type == imp.PY_SOURCE:
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co = compile(fp.read(), pathname, 'exec')
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elif type == imp.PY_COMPILED:
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if fp.read(4) != imp.get_magic():
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self.msgout(2, "raise ImportError: Bad magic number", pathname)
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raise ImportError, "Bad magic number in %s", pathname
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fp.read(4)
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co = marshal.load(fp)
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else:
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co = None
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m = self.add_module(fqname)
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if co:
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m.__file__ = pathname
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m.__code__ = co
|
||||
code = co.co_code
|
||||
n = len(code)
|
||||
i = 0
|
||||
lastname = None
|
||||
while i < n:
|
||||
c = code[i]
|
||||
i = i+1
|
||||
op = ord(c)
|
||||
if op >= dis.HAVE_ARGUMENT:
|
||||
oparg = ord(code[i]) + ord(code[i+1])*256
|
||||
i = i+2
|
||||
if op == IMPORT_NAME:
|
||||
name = lastname = co.co_names[oparg]
|
||||
if not self.badmodules.has_key(lastname):
|
||||
try:
|
||||
self.import_hook(name, m)
|
||||
except ImportError, msg:
|
||||
self.msg(2, "ImportError:", str(msg))
|
||||
self.badmodules[name] = None
|
||||
elif op == IMPORT_FROM:
|
||||
name = co.co_names[oparg]
|
||||
assert lastname is not None
|
||||
if not self.badmodules.has_key(lastname):
|
||||
try:
|
||||
self.import_hook(lastname, m, [name])
|
||||
except ImportError, msg:
|
||||
self.msg(2, "ImportError:", str(msg))
|
||||
fullname = lastname + "." + name
|
||||
self.badmodules[fullname] = None
|
||||
else:
|
||||
lastname = None
|
||||
self.msgout(2, "load_module ->", m)
|
||||
return m
|
||||
self.msgin(2, "load_module", fqname, fp and "fp", pathname)
|
||||
if type == imp.PKG_DIRECTORY:
|
||||
m = self.load_package(fqname, pathname)
|
||||
self.msgout(2, "load_module ->", m)
|
||||
return m
|
||||
if type == imp.PY_SOURCE:
|
||||
co = compile(fp.read(), pathname, 'exec')
|
||||
elif type == imp.PY_COMPILED:
|
||||
if fp.read(4) != imp.get_magic():
|
||||
self.msgout(2, "raise ImportError: Bad magic number", pathname)
|
||||
raise ImportError, "Bad magic number in %s", pathname
|
||||
fp.read(4)
|
||||
co = marshal.load(fp)
|
||||
else:
|
||||
co = None
|
||||
m = self.add_module(fqname)
|
||||
if co:
|
||||
m.__file__ = pathname
|
||||
m.__code__ = co
|
||||
code = co.co_code
|
||||
n = len(code)
|
||||
i = 0
|
||||
lastname = None
|
||||
while i < n:
|
||||
c = code[i]
|
||||
i = i+1
|
||||
op = ord(c)
|
||||
if op >= dis.HAVE_ARGUMENT:
|
||||
oparg = ord(code[i]) + ord(code[i+1])*256
|
||||
i = i+2
|
||||
if op == IMPORT_NAME:
|
||||
name = lastname = co.co_names[oparg]
|
||||
if not self.badmodules.has_key(lastname):
|
||||
try:
|
||||
self.import_hook(name, m)
|
||||
except ImportError, msg:
|
||||
self.msg(2, "ImportError:", str(msg))
|
||||
self.badmodules[name] = None
|
||||
elif op == IMPORT_FROM:
|
||||
name = co.co_names[oparg]
|
||||
assert lastname is not None
|
||||
if not self.badmodules.has_key(lastname):
|
||||
try:
|
||||
self.import_hook(lastname, m, [name])
|
||||
except ImportError, msg:
|
||||
self.msg(2, "ImportError:", str(msg))
|
||||
fullname = lastname + "." + name
|
||||
self.badmodules[fullname] = None
|
||||
else:
|
||||
lastname = None
|
||||
self.msgout(2, "load_module ->", m)
|
||||
return m
|
||||
|
||||
def load_package(self, fqname, pathname):
|
||||
self.msgin(2, "load_package", fqname, pathname)
|
||||
m = self.add_module(fqname)
|
||||
m.__file__ = pathname
|
||||
m.__path__ = [pathname]
|
||||
fp, buf, stuff = self.find_module("__init__", m.__path__)
|
||||
self.load_module(fqname, fp, buf, stuff)
|
||||
self.msgout(2, "load_package ->", m)
|
||||
return m
|
||||
self.msgin(2, "load_package", fqname, pathname)
|
||||
m = self.add_module(fqname)
|
||||
m.__file__ = pathname
|
||||
m.__path__ = [pathname]
|
||||
fp, buf, stuff = self.find_module("__init__", m.__path__)
|
||||
self.load_module(fqname, fp, buf, stuff)
|
||||
self.msgout(2, "load_package ->", m)
|
||||
return m
|
||||
|
||||
def add_module(self, fqname):
|
||||
if self.modules.has_key(fqname):
|
||||
return self.modules[fqname]
|
||||
self.modules[fqname] = m = Module(fqname)
|
||||
return m
|
||||
if self.modules.has_key(fqname):
|
||||
return self.modules[fqname]
|
||||
self.modules[fqname] = m = Module(fqname)
|
||||
return m
|
||||
|
||||
def find_module(self, name, path):
|
||||
if path is None:
|
||||
if name in sys.builtin_module_names:
|
||||
return (None, None, ("", "", imp.C_BUILTIN))
|
||||
path = self.path
|
||||
return imp.find_module(name, path)
|
||||
if path is None:
|
||||
if name in sys.builtin_module_names:
|
||||
return (None, None, ("", "", imp.C_BUILTIN))
|
||||
path = self.path
|
||||
return imp.find_module(name, path)
|
||||
|
||||
def report(self):
|
||||
print
|
||||
print " %-25s %s" % ("Name", "File")
|
||||
print " %-25s %s" % ("----", "----")
|
||||
# Print modules found
|
||||
keys = self.modules.keys()
|
||||
keys.sort()
|
||||
for key in keys:
|
||||
m = self.modules[key]
|
||||
if m.__path__:
|
||||
print "P",
|
||||
else:
|
||||
print "m",
|
||||
print "%-25s" % key, m.__file__ or ""
|
||||
print
|
||||
print " %-25s %s" % ("Name", "File")
|
||||
print " %-25s %s" % ("----", "----")
|
||||
# Print modules found
|
||||
keys = self.modules.keys()
|
||||
keys.sort()
|
||||
for key in keys:
|
||||
m = self.modules[key]
|
||||
if m.__path__:
|
||||
print "P",
|
||||
else:
|
||||
print "m",
|
||||
print "%-25s" % key, m.__file__ or ""
|
||||
|
||||
# Print missing modules
|
||||
keys = self.badmodules.keys()
|
||||
keys.sort()
|
||||
for key in keys:
|
||||
print "?", key
|
||||
# Print missing modules
|
||||
keys = self.badmodules.keys()
|
||||
keys.sort()
|
||||
for key in keys:
|
||||
print "?", key
|
||||
|
||||
|
||||
def test():
|
||||
# Parse command line
|
||||
import getopt
|
||||
try:
|
||||
opts, args = getopt.getopt(sys.argv[1:], "dmp:q")
|
||||
opts, args = getopt.getopt(sys.argv[1:], "dmp:q")
|
||||
except getopt.error, msg:
|
||||
print msg
|
||||
return
|
||||
print msg
|
||||
return
|
||||
|
||||
# Process options
|
||||
debug = 1
|
||||
domods = 0
|
||||
addpath = []
|
||||
for o, a in opts:
|
||||
if o == '-d':
|
||||
debug = debug + 1
|
||||
if o == '-m':
|
||||
domods = 1
|
||||
if o == '-p':
|
||||
addpath = addpath + string.split(a, os.pathsep)
|
||||
if o == '-q':
|
||||
debug = 0
|
||||
if o == '-d':
|
||||
debug = debug + 1
|
||||
if o == '-m':
|
||||
domods = 1
|
||||
if o == '-p':
|
||||
addpath = addpath + string.split(a, os.pathsep)
|
||||
if o == '-q':
|
||||
debug = 0
|
||||
|
||||
# Provide default arguments
|
||||
if not args:
|
||||
script = "hello.py"
|
||||
script = "hello.py"
|
||||
else:
|
||||
script = args[0]
|
||||
script = args[0]
|
||||
|
||||
# Set the path based on sys.path and the script directory
|
||||
path = sys.path[:]
|
||||
path[0] = os.path.dirname(script)
|
||||
path = addpath + path
|
||||
if debug > 1:
|
||||
print "path:"
|
||||
for item in path:
|
||||
print " ", `item`
|
||||
print "path:"
|
||||
for item in path:
|
||||
print " ", `item`
|
||||
|
||||
# Create the module finder and turn its crank
|
||||
mf = ModuleFinder(path, debug)
|
||||
for arg in args[1:]:
|
||||
if arg == '-m':
|
||||
domods = 1
|
||||
continue
|
||||
if domods:
|
||||
if arg[-2:] == '.*':
|
||||
mf.import_hook(arg[:-2], None, ["*"])
|
||||
else:
|
||||
mf.import_hook(arg)
|
||||
if arg == '-m':
|
||||
domods = 1
|
||||
continue
|
||||
if domods:
|
||||
if arg[-2:] == '.*':
|
||||
mf.import_hook(arg[:-2], None, ["*"])
|
||||
else:
|
||||
mf.import_hook(arg)
|
||||
else:
|
||||
mf.load_file(arg)
|
||||
mf.load_file(arg)
|
||||
mf.run_script(script)
|
||||
mf.report()
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
try:
|
||||
test()
|
||||
test()
|
||||
except KeyboardInterrupt:
|
||||
print "\n[interrupt]"
|
||||
print "\n[interrupt]"
|
||||
|
||||
# Local Variables:
|
||||
# indent-tabs-mode: nil
|
||||
# End:
|
||||
|
|
|
|||
Loading…
Reference in New Issue