rearrange imports

Author: purificant

paseto/crypto/primitives.py

@@ -1,12 +1,11 @@
-from nacl.bindings import crypto_aead_xchacha20poly1305_ietf_encrypt as encrypt
 from nacl.bindings import crypto_aead_xchacha20poly1305_ietf_decrypt as decrypt
+from nacl.bindings import crypto_aead_xchacha20poly1305_ietf_encrypt as encrypt
+from pysodium import crypto_sign_detached as sign
+from pysodium import crypto_sign_verify_detached as verify
 
 # from pysodium import crypto_aead_xchacha20poly1305_ietf_encrypt as encrypt
 # from pysodium import crypto_aead_xchacha20poly1305_ietf_decrypt as decrypt
 
-from pysodium import crypto_sign_detached as sign
-from pysodium import crypto_sign_verify_detached as verify
-
 # from libsodium import sign, verify, decrypt, encrypt
 
 __all__ = ["encrypt", "decrypt", "sign", "verify"]

paseto/protocol/util.py

@@ -1,6 +1,6 @@
-from typing import List
+from base64 import urlsafe_b64decode, urlsafe_b64encode
 from struct import pack
-from base64 import urlsafe_b64encode, urlsafe_b64decode
+from typing import List
 
 
 # specification: https://tools.ietf.org/html/draft-paragon-paseto-rfc-00#section-2.2.1

paseto/protocol/version2.py

@@ -1,9 +1,11 @@
-import os
-import hmac
 import hashlib
-from .util import pae, b64, b64decode
-from paseto.exceptions import InvalidHeader, InvalidFooter
+import hmac
+import os
+
 from paseto.crypto import primitives
+from paseto.exceptions import InvalidFooter, InvalidHeader
+
+from .util import b64, b64decode, pae
 
 
 class Version2:

setup.py

@@ -1,7 +1,7 @@
 from distutils.core import setup
 from distutils.extension import Extension
-from Cython.Build import cythonize
 
+from Cython.Build import cythonize
 
 libsodium = Extension(
     name="libsodium", sources=["paseto/crypto/libsodium.pyx"], libraries=["sodium"]

tests/protocol/test_paseto_v2_test_vectors.py

@@ -1,8 +1,10 @@
-import pytest
+import os
 import re
-from unittest.mock import patch, MagicMock
+from unittest.mock import MagicMock, patch
+
+import pytest
+
 from paseto.protocol.version2 import Version2
-import os
 
 
 class TestPasetoV2TestVectors(object):

tests/protocol/test_util.py

@@ -1,7 +1,8 @@
-import pytest
 from typing import List, Tuple
 
-from paseto.protocol.util import pae, b64, b64decode, padding_size
+import pytest
+
+from paseto.protocol.util import b64, b64decode, padding_size, pae
 
 
 # test against reference values

tests/protocol/test_version2.py

@@ -1,8 +1,9 @@
 import pytest
-from paseto.protocol.version2 import Version2
+from nacl.bindings.crypto_sign import crypto_sign_seed_keypair, crypto_sign_SEEDBYTES
+
 from paseto.exceptions import InvalidFooter, InvalidHeader
 from paseto.protocol.util import b64
-from nacl.bindings.crypto_sign import crypto_sign_seed_keypair, crypto_sign_SEEDBYTES
+from paseto.protocol.version2 import Version2
 
 
 class TestVersion2(object):