custom_hypothesis_support.py 文件源码

def valid_identifier(**kwargs):
    """Return a strategy which generates a valid Python Identifier"""
    if 'min_size' not in kwargs:
        kwargs['min_size'] = 4
    return hs.text(alphabet="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789", **kwargs)\
        .filter(lambda x: x[0].isalpha() and x.isidentifier() and not (iskeyword(x)))