31 lines
988 B
Python
31 lines
988 B
Python
import collections
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def get_app_url(config):
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""" Returns the application's URL, based on the given config. """
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return '%s://%s' % (config['PREFERRED_URL_SCHEME'], config['SERVER_HOSTNAME'])
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def slash_join(*args):
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"""
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Joins together strings and guarantees there is only one '/' in between the
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each string joined. Double slashes ('//') are assumed to be intentional and
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are not deduplicated.
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"""
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def rmslash(path):
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path = path[1:] if path[0] == '/' else path
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path = path[:-1] if path[-1] == '/' else path
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return path
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args = [rmslash(path) for path in args]
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return '/'.join(args)
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def canonicalize(json_obj):
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""" Returns a JSON object sorted by key. """
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if isinstance(json_obj, collections.MutableMapping):
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sorted_obj = sorted({key: canonicalize(val) for key, val in json_obj}.items())
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return collections.OrderedDict(sorted_obj)
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elif isinstance(json_obj, (list, tuple)):
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return [canonicalize(val) for val in json_obj]
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return json_obj
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