def __init__(self):
        try:
            from Crypto.PublicKey import RSA as r
            from Crypto.Hash import SHA as s
            from Crypto.Signature import PKCS1_v1_5 as p
            self.RSA, self.SHA, self.PKCS1_v1_5 = r, s, p
        except __HOLE__:  # pragma: no cover
            raise NotImplementedError('PyCrypto is required for ' + self.NAME)
dataset/ETHPy150Open litl/rauth/rauth/oauth.py/RsaSha1Signature.__init__