61 lines
1.9 KiB
Python
Executable File
61 lines
1.9 KiB
Python
Executable File
from optparse import Option, OptionParser, _match_abbrev
|
|
|
|
# This case-insensitive option parser relies on having a
|
|
# case-insensitive dictionary type available. Here's one
|
|
# for Python 2.2. Note that a *real* case-insensitive
|
|
# dictionary type would also have to implement __new__(),
|
|
# update(), and setdefault() -- but that's not the point
|
|
# of this exercise.
|
|
|
|
class caseless_dict (dict):
|
|
def __setitem__ (self, key, value):
|
|
dict.__setitem__(self, key.lower(), value)
|
|
|
|
def __getitem__ (self, key):
|
|
return dict.__getitem__(self, key.lower())
|
|
|
|
def get (self, key, default=None):
|
|
return dict.get(self, key.lower())
|
|
|
|
def has_key (self, key):
|
|
return dict.has_key(self, key.lower())
|
|
|
|
|
|
class CaselessOptionParser (OptionParser):
|
|
|
|
def _create_option_list (self):
|
|
self.option_list = []
|
|
self._short_opt = caseless_dict()
|
|
self._long_opt = caseless_dict()
|
|
self._long_opts = []
|
|
self.defaults = {}
|
|
|
|
def _match_long_opt (self, opt):
|
|
return _match_abbrev(opt.lower(), self._long_opt.keys())
|
|
|
|
|
|
if __name__ == "__main__":
|
|
from optik.errors import OptionConflictError
|
|
|
|
# test 1: no options to start with
|
|
parser = CaselessOptionParser()
|
|
try:
|
|
parser.add_option("-H", dest="blah")
|
|
except OptionConflictError:
|
|
print "ok: got OptionConflictError for -H"
|
|
else:
|
|
print "not ok: no conflict between -h and -H"
|
|
|
|
parser.add_option("-f", "--file", dest="file")
|
|
#print repr(parser.get_option("-f"))
|
|
#print repr(parser.get_option("-F"))
|
|
#print repr(parser.get_option("--file"))
|
|
#print repr(parser.get_option("--fIlE"))
|
|
(options, args) = parser.parse_args(["--FiLe", "foo"])
|
|
assert options.file == "foo", options.file
|
|
print "ok: case insensitive long options work"
|
|
|
|
(options, args) = parser.parse_args(["-F", "bar"])
|
|
assert options.file == "bar", options.file
|
|
print "ok: case insensitive short options work"
|