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18 lines
382 B
18 lines
382 B
def firstof(*args, default=None): |
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""" |
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Returns the first value which is neither empty nor None. |
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""" |
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if len(args) == 1: |
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iterable = args[0] |
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else: |
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iterable = args |
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for value in iterable: |
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if value: |
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return value |
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return default |
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def join_existing(delimiter, *items): |
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return delimiter.join([str(i) for i in items if i])
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