Module ImportFrom alias alias alias Import alias ImportFrom alias ImportFrom alias alias alias alias ImportFrom alias ImportFrom alias alias ImportFrom alias ClassDef bases NameLoad body FunctionDef arguments args NameParam NameParam NameParam NameParam NameParam NameParam defaults body If UnaryOpNot Call NameLoad NameLoad NameLoad body Raise Call NameLoad Str AttributeLoad NameLoad attr Assign AttributeStore NameLoad attr NameLoad If UnaryOpNot BoolOpOr CompareIs NameLoad NameLoad Call NameLoad NameLoad NameLoad body Raise Call NameLoad Str If CompareIs NameLoad NameLoad body Assign NameStore BinOpMult Str BinOpFloorDiv AttributeLoad AttributeLoad NameLoad attr attr Num Assign AttributeStore NameLoad attr NameLoad Assign AttributeStore NameLoad attr NameLoad Assign AttributeStore NameLoad attr Call NameLoad AttributeLoad NameLoad attr NameLoad NameLoad NameLoad decorator_list FunctionDef arguments args NameParam NameParam defaults body Assign NameStore Call AttributeLoad NameLoad attr AttributeLoad NameLoad attr AttributeLoad NameLoad attr keyword AttributeLoad NameLoad attr Expr Call AttributeLoad NameLoad attr NameLoad Return Call AttributeLoad NameLoad attr decorator_list FunctionDef arguments args NameParam NameParam defaults body If UnaryOpNot Call NameLoad NameLoad NameLoad body Raise Call NameLoad Str Return Call AttributeLoad AttributeLoad NameLoad attr attr Call AttributeLoad NameLoad attr NameLoad decorator_list FunctionDef arguments args NameParam NameParam NameParam defaults body If UnaryOpNot Call AttributeLoad NameLoad attr Call AttributeLoad NameLoad attr NameLoad NameLoad body Raise NameLoad decorator_list decorator_list Call AttributeLoad NameLoad attr NameLoad ClassDef bases NameLoad body FunctionDef arguments args NameParam NameParam NameParam NameParam NameParam defaults body If UnaryOpNot Call NameLoad NameLoad NameLoad body Raise Call NameLoad Str AttributeLoad NameLoad attr Assign AttributeStore NameLoad attr NameLoad Assign AttributeStore NameLoad attr NameLoad Assign NameStore BinOpMult Num BinOpFloorDiv AttributeLoad NameLoad attr Num If CompareGt NameLoad NameLoad body Raise Call NameLoad Call AttributeLoad Str attr NameLoad Assign AttributeStore NameLoad attr NameLoad If UnaryOpNot BoolOpOr CompareIs NameLoad NameLoad Call NameLoad NameLoad NameLoad body Raise Call NameLoad Str If CompareIs NameLoad NameLoad body Assign NameStore Str Assign AttributeStore NameLoad attr NameLoad Assign AttributeStore NameLoad attr NameLoad decorator_list FunctionDef arguments args NameParam NameParam defaults body Assign NameStore ListLoad Str Assign NameStore Num While CompareLt BinOpMult BinOpFloorDiv AttributeLoad AttributeLoad NameLoad attr attr Num Call NameLoad NameLoad AttributeLoad NameLoad attr body Assign NameStore Call AttributeLoad NameLoad attr NameLoad AttributeLoad NameLoad attr keyword AttributeLoad NameLoad attr Expr Call AttributeLoad NameLoad attr SubscriptLoad NameLoad Index Num Expr Call AttributeLoad NameLoad attr AttributeLoad NameLoad attr Expr Call AttributeLoad NameLoad attr Call AttributeLoad NameLoad attr NameLoad Expr Call AttributeLoad NameLoad attr Call AttributeLoad NameLoad attr AugAssignAdd NameStore Num Return SubscriptLoad Call AttributeLoad Str attr NameLoad Slice AttributeLoad NameLoad attr decorator_list FunctionDef arguments args NameParam NameParam defaults body If UnaryOpNot Call NameLoad NameLoad NameLoad body Raise Call NameLoad Str If AttributeLoad NameLoad attr body Raise NameLoad Assign AttributeStore NameLoad attr NameLoad Return Call AttributeLoad NameLoad attr NameLoad decorator_list FunctionDef arguments args NameParam NameParam NameParam defaults body If UnaryOpNot Call AttributeLoad NameLoad attr Call AttributeLoad NameLoad attr NameLoad NameLoad body Raise NameLoad decorator_list decorator_list Call AttributeLoad NameLoad attr NameLoad
N/A __future__ absolute_import division print_function N/A six cryptography utils cryptography.exceptions AlreadyFinalized InvalidKey UnsupportedAlgorithm _Reasons cryptography.hazmat.backends.interfaces HMACBackend cryptography.hazmat.primitives constant_time hmac cryptography.hazmat.primitives.kdf KeyDerivationFunction HKDF N/A object N/A __init__ N/A N/A self algorithm length salt info backend N/A N/A N/A N/A N/A isinstance backend HMACBackend N/A N/A N/A UnsupportedAlgorithm Backend object does not implement HMACBackend. N/A _Reasons BACKEND_MISSING_INTERFACE N/A N/A self _algorithm algorithm N/A N/A N/A N/A salt None N/A isinstance salt bytes N/A N/A N/A TypeError salt must be bytes. N/A N/A salt None N/A N/A salt N/A N/A N/A N/A self _algorithm digest_size 8 N/A N/A self _salt salt N/A N/A self _backend backend N/A N/A self _hkdf_expand N/A HKDFExpand N/A self _algorithm length info backend N/A _extract N/A N/A self key_material N/A N/A N/A h N/A N/A hmac HMAC N/A self _salt N/A self _algorithm backend N/A self _backend N/A N/A N/A h update key_material N/A N/A N/A h finalize N/A derive N/A N/A self key_material N/A N/A N/A N/A N/A isinstance key_material bytes N/A N/A N/A TypeError key_material must be bytes. N/A N/A N/A N/A self _hkdf_expand derive N/A N/A self _extract key_material N/A verify N/A N/A self key_material expected_key N/A N/A N/A N/A N/A N/A constant_time bytes_eq N/A N/A self derive key_material expected_key N/A N/A InvalidKey N/A N/A N/A N/A utils register_interface KeyDerivationFunction HKDFExpand N/A object N/A __init__ N/A N/A self algorithm length info backend N/A N/A N/A N/A N/A isinstance backend HMACBackend N/A N/A N/A UnsupportedAlgorithm Backend object does not implement HMACBackend. N/A _Reasons BACKEND_MISSING_INTERFACE N/A N/A self _algorithm algorithm N/A N/A self _backend backend N/A max_length N/A 255 N/A N/A algorithm digest_size 8 N/A N/A length max_length N/A N/A N/A ValueError N/A N/A Can not derive keys larger than {0} octets. format max_length N/A N/A self _length length N/A N/A N/A N/A info None N/A isinstance info bytes N/A N/A N/A TypeError info must be bytes. N/A N/A info None N/A N/A info N/A N/A self _info info N/A N/A self _used False N/A _expand N/A N/A self key_material N/A N/A N/A output N/A N/A counter 1 N/A N/A N/A N/A N/A N/A self _algorithm digest_size 8 N/A len output N/A self _length N/A N/A h N/A N/A hmac HMAC key_material N/A self _algorithm backend N/A self _backend N/A N/A N/A h update N/A output N/A -1 N/A N/A N/A h update N/A self _info N/A N/A N/A h update N/A N/A six int2byte counter N/A N/A N/A output append N/A N/A h finalize N/A counter 1 N/A N/A N/A N/A join output N/A N/A self _length N/A derive N/A N/A self key_material N/A N/A N/A N/A N/A isinstance key_material bytes N/A N/A N/A TypeError key_material must be bytes. N/A N/A self _used N/A N/A AlreadyFinalized N/A N/A self _used True N/A N/A N/A self _expand key_material N/A verify N/A N/A self key_material expected_key N/A N/A N/A N/A N/A N/A constant_time bytes_eq N/A N/A self derive key_material expected_key N/A N/A InvalidKey N/A N/A N/A N/A utils register_interface KeyDerivationFunction