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def is_3dlist(x): |
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"""check x is 3d-list([[[1], []]]) or 2d empty list([[], []]) or 1d empty |
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list([]). |
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Notice: |
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The reason that it contains 1d or 2d empty list is because |
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some arguments from gt annotation file or model prediction |
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may be empty, but usually, it should be 3d-list. |
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""" |
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if not isinstance(x, list): |
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return False |
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if len(x) == 0: |
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return True |
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for sub_x in x: |
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if not is_2dlist(sub_x): |
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return False |
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return True |
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def is_2dlist(x): |
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"""check x is 2d-list([[1], []]) or 1d empty list([]). |
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|
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Notice: |
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|
The reason that it contains 1d empty list is because |
|
|
some arguments from gt annotation file or model prediction |
|
|
may be empty, but usually, it should be 2d-list. |
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|
""" |
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if not isinstance(x, list): |
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return False |
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if len(x) == 0: |
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return True |
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return all(isinstance(item, list) for item in x) |
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def is_type_list(x, type): |
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if not isinstance(x, list): |
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return False |
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return all(isinstance(item, type) for item in x) |
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def is_none_or_type(x, type): |
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return isinstance(x, type) or x is None |
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def equal_len(*argv): |
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assert len(argv) > 0 |
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num_arg = len(argv[0]) |
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for arg in argv: |
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if len(arg) != num_arg: |
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return False |
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return True |
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def valid_boundary(x, with_score=True): |
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num = len(x) |
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if num < 8: |
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return False |
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if num % 2 == 0 and (not with_score): |
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return True |
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if num % 2 == 1 and with_score: |
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return True |
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return False |
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|
