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Generalized 'reinitialize_command()' so it can optionally reinitialize 

the command's sub-commands as well (off by default).  This is essential if
we want to be be able to run (eg.) "install" twice in one run, as happens
when generating multiple built distributions in one run.
This commit is contained in:
Greg Ward 2000-09-16 15:23:28 +00:00
parent b3e0ad9804
commit f449ea51aa
1 changed files with 20 additions and 2 deletions
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22
Lib/distutils/dist.py
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@ -733,7 +733,7 @@ class Distribution:
(source, command_name, option) (source, command_name, option)
setattr(command_obj, option, value) setattr(command_obj, option, value)
def reinitialize_command (self, command): def reinitialize_command (self, command, reinit_subcommands=0):
"""Reinitializes a command to the state it was in when first """Reinitializes a command to the state it was in when first
returned by 'get_command_obj()': ie., initialized but not yet returned by 'get_command_obj()': ie., initialized but not yet
finalized. This provides the opportunity to sneak option finalized. This provides the opportunity to sneak option
@ -743,9 +743,18 @@ class Distribution:
'finalize_options()' or 'ensure_finalized()') before using it for 'finalize_options()' or 'ensure_finalized()') before using it for
real. real.
'command' should be a command name (string) or command object. 'command' should be a command name (string) or command object. If
'reinit_subcommands' is true, also reinitializes the command's
sub-commands, as declared by the 'sub_commands' class attribute (if
it has one). See the "install" command for an example. Only
reinitializes the sub-commands that actually matter, ie. those
whose test predicates return true.
Returns the reinitialized command object. Returns the reinitialized command object.
""" """
print "reinitialize_command: command=%s" % command
print " before: have_run =", self.have_run
from distutils.cmd import Command from distutils.cmd import Command
if not isinstance(command, Command): if not isinstance(command, Command):
command_name = command command_name = command
@ -759,6 +768,15 @@ class Distribution:
command.finalized = 0 command.finalized = 0
self.have_run[command_name] = 0 self.have_run[command_name] = 0
self._set_command_options(command) self._set_command_options(command)
print " after: have_run =", self.have_run
if reinit_subcommands:
print (" reinitializing sub-commands: %s" %
command.get_sub_commands())
for sub in command.get_sub_commands():
self.reinitialize_command(sub, reinit_subcommands)
return command return command