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Support multiple --print-settings arguments

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This commit is contained in:
Justin Mayer 2018-10-24 11:49:03 +02:00
commit f130695bbf
2 changed files with 16 additions and 14 deletions
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4
docs/settings.rst
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@ -22,8 +22,8 @@ Settings are configured in the form of a Python module (a file). There is an
available for reference.
To see a list of current settings in your environment, including both default
and any customized values, run the following command (append a specific
setting name as an argument to see the value for that one setting)::
and any customized values, run the following command (append one or more
specific setting names as arguments to see values for those settings only)::
pelican --print-settings

26
pelican/__init__.py
View file

@ -320,11 +320,11 @@ def parse_arguments():
help='Relaunch pelican each time a modification occurs'
' on the content files.')
parser.add_argument('--print-settings', dest='print_settings',
action='append', nargs='?', metavar='SETTING_NAME',
parser.add_argument('--print-settings', dest='print_settings', nargs='*',
action='store', metavar='SETTING_NAME(S)',
help='Print current configuration settings and exit. '
'Append a setting name as argument to see the value '
'for that specific setting only.')
'Append one or more setting name arguments to see the '
'values for specific settings only.')
parser.add_argument('--relative-urls', dest='relative_paths',
action='store_true',
@ -535,18 +535,20 @@ def main():
try:
pelican, settings = get_instance(args)
if args.print_settings:
if args.print_settings != None:
# If no argument was given to --print-settings, print all settings
if args.print_settings[0] is None:
if args.print_settings == []:
pprint(settings)
# An argument was given to --print-settings, so print that setting
else:
try:
pprint(settings[args.print_settings[0]])
except KeyError:
print("{} is not a recognized setting.".format(
args.print_settings[0]))
return 1
for setting in args.print_settings:
try:
setting_value = settings[setting]
print("\n{}: ".format(setting))
pprint(setting_value)
except KeyError:
print("\n{} is not a recognized setting.".format(setting))
return 1
return 0
readers = Readers(settings)