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Merge pull request #1578 from aanand/fix-migrate-help

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Fix 'docker-compose help migrate-to-labels'
(cherry picked from commit c8751980f9)

Signed-off-by: Aanand Prasad <aanand.prasad@gmail.com>
This commit is contained in:
Aanand Prasad 2015-06-21 17:25:52 -07:00
commit 882ef2ccd8
3 changed files with 46 additions and 10 deletions
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15
compose/cli/docopt_command.py
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@ -33,12 +33,7 @@ class DocoptCommand(object):
if command is None:
raise SystemExit(getdoc(self))
command = command.replace('-', '_')
if not hasattr(self, command):
raise NoSuchCommand(command, self)
handler = getattr(self, command)
handler = self.get_handler(command)
docstring = getdoc(handler)
if docstring is None:
@ -47,6 +42,14 @@ class DocoptCommand(object):
command_options = docopt_full_help(docstring, options['ARGS'], options_first=True)
return options, handler, command_options
def get_handler(self, command):
command = command.replace('-', '_')
if not hasattr(self, command):
raise NoSuchCommand(command, self)
return getattr(self, command)
class NoSuchCommand(Exception):
def __init__(self, command, supercommand):