cpython/Lib/distutils/command/install_py.py

70 lines
2.5 KiB
Python

# created 1999/03/13, Greg Ward
__rcsid__ = "$Id$"
import sys, string
from distutils.core import Command
from distutils.util import copy_tree
class InstallPy (Command):
options = [('dir=', 'd', "directory to install to"),
('build-dir=' 'b', "build directory (where to install from)"),
('compile', 'c', "compile .py to .pyc"),
('optimize', 'o', "compile .py to .pyo (optimized)"),
]
def set_default_options (self):
# let the 'install' command dictate our installation directory
self.dir = None
self.build_dir = None
self.compile = 1
self.optimize = 1
def set_final_options (self):
# If we don't have a 'dir' value, we'll have to ask the 'install'
# command for one. (This usually means the user ran 'install_py'
# directly, rather than going through 'install' -- so in reality,
# 'find_command_obj()' will create an 'install' command object,
# which we then query.
self.set_undefined_options ('install',
('build_lib', 'build_dir'),
('install_site_lib', 'dir'),
('compile_py', 'compile'),
('optimize_py', 'optimize'))
def run (self):
self.set_final_options ()
# Dump entire contents of the build directory to the installation
# directory (that's the beauty of having a build directory!)
outfiles = self.copy_tree (self.build_dir, self.dir)
# (Optionally) compile .py to .pyc
# XXX hey! we can't control whether we optimize or not; that's up
# to the invocation of the current Python interpreter (at least
# according to the py_compile docs). That sucks.
if self.compile:
from py_compile import compile
for f in outfiles:
# XXX can't assume this filename mapping!
out_fn = string.replace (f, '.py', '.pyc')
self.make_file (f, out_fn, compile, (f,),
"compiling %s -> %s" % (f, out_fn),
"compilation of %s skipped" % f)
# XXX ignore self.optimize for now, since we don't really know if
# we're compiling optimally or not, and couldn't pick what to do
# even if we did know. ;-(
# run ()
# class InstallPy