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Fix support for the "prog" keyword to the OptionParser constructor, as well

Browse source 
as directly setting the .prog attribute (which should be supported based on
the class docstring).
Closes SF bug #850964.
This commit is contained in:
Fred Drake 2004-04-01 07:40:35 +00:00
parent 8effa01931
commit 456d3258d6
2 changed files with 24 additions and 3 deletions
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11
Lib/optparse.py
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@ -1025,6 +1025,11 @@ class OptionParser (OptionContainer):
self.largs = None
self.values = None
def _get_prog_name(self):
if self.prog:
return self.prog
else:
return get_prog_name()
# -- Simple modifier methods ---------------------------------------
@ -1288,12 +1293,12 @@ class OptionParser (OptionContainer):
should either exit or raise an exception.
"""
self.print_usage(sys.stderr)
sys.exit("%s: error: %s" % (get_prog_name(), msg))
sys.exit("%s: error: %s" % (self._get_prog_name(), msg))
def get_usage (self):
if self.usage:
return self.formatter.format_usage(
self.usage.replace("%prog", get_prog_name()))
self.usage.replace("%prog", self._get_prog_name()))
else:
return ""
@ -1311,7 +1316,7 @@ class OptionParser (OptionContainer):
def get_version (self):
if self.version:
return self.version.replace("%prog", get_prog_name())
return self.version.replace("%prog", self._get_prog_name())
else:
return ""