U #IGZ � @ s$ d Z ddlmZmZmZ dd� ZdS )z Commonly useful converters. � )�absolute_import�division�print_functionc s � fdd�}|S )z� A converter that allows an attribute to be optional. An optional attribute is one which can be set to ``None``. :param callable converter: the converter that is used for non-``None`` values. .. versionadded:: 17.1.0 c s | d krd S � | �S )N� )�val�� converterr �/converters.py�optional_converter s z$optional.<locals>.optional_converterr )r r r r r �optional s r N)�__doc__Z __future__r r r r r r r r �<module> s
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__init__.cpython-38.opt-1.pyc | File | 1.27 KB | 0644 |
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__init__.cpython-38.pyc | File | 1.27 KB | 0644 |
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_compat.cpython-38.opt-1.pyc | File | 4.02 KB | 0644 |
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_compat.cpython-38.pyc | File | 4.02 KB | 0644 |
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_config.cpython-38.opt-1.pyc | File | 676 B | 0644 |
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_config.cpython-38.pyc | File | 676 B | 0644 |
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_funcs.cpython-38.opt-1.pyc | File | 6.6 KB | 0644 |
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_funcs.cpython-38.pyc | File | 6.6 KB | 0644 |
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_make.cpython-38.opt-1.pyc | File | 40.08 KB | 0644 |
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_make.cpython-38.pyc | File | 40.08 KB | 0644 |
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converters.cpython-38.opt-1.pyc | File | 779 B | 0644 |
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converters.cpython-38.pyc | File | 779 B | 0644 |
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exceptions.cpython-38.opt-1.pyc | File | 1.73 KB | 0644 |
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exceptions.cpython-38.pyc | File | 1.73 KB | 0644 |
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filters.cpython-38.opt-1.pyc | File | 1.7 KB | 0644 |
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filters.cpython-38.pyc | File | 1.7 KB | 0644 |
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validators.cpython-38.opt-1.pyc | File | 5.44 KB | 0644 |
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validators.cpython-38.pyc | File | 5.44 KB | 0644 |
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