41 lines
1021 B
Python
41 lines
1021 B
Python
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"""`Callable` providers examples."""
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from objects.providers import Callable
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from objects.injections import KwArg
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class SomeCrypt(object):
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"""Example class SomeCrypt."""
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@staticmethod
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def encrypt(data, password):
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"""Encypt data using password."""
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return ''.join((password, data, password))
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@staticmethod
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def decrypt(data, password):
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"""Decrypt data using password."""
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return data[len(password):-len(password)]
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# Encrypt and decrypt function providers:
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encrypt = Callable(SomeCrypt.encrypt,
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KwArg('password', 'secret123'))
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decrypt = Callable(SomeCrypt.decrypt,
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KwArg('password', 'secret123'))
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# Making some asserts:
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initial_data = 'some_data'
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encrypted1 = encrypt(initial_data)
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decrypted1 = decrypt(encrypted1)
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assert decrypted1 == initial_data
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# Context keyword arguments priority example:
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encrypted2 = encrypt(initial_data, password='another_secret')
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decrypted2 = decrypt(encrypted2)
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assert decrypted2 != initial_data
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