format everything with black

tests/test_parse_header.py

@@ -148,9 +148,7 @@ def flattened_product(l1, l2):
     return result
 
 
-VENDOR_TEST_ATTRIBUTES = flattened_product(
-    VENDOR_FORMAT_COMBINATIONS, TEST_ATTRIBUTES
-)
+VENDOR_TEST_ATTRIBUTES = flattened_product(VENDOR_FORMAT_COMBINATIONS, TEST_ATTRIBUTES)
 VENDOR_TAGGED_ATTRIBUTES = flattened_product(
     VENDOR_FORMAT_COMBINATIONS, TAGGED_ATTRIBUTES
 )
@@ -206,13 +204,7 @@ def generate_vendor_attribute(vendor_id, tlen, llen, attr_bytes):
 
     attr_bytes = attr_bytes[2:]
     packet = (
-        bytes(20)
-        + b"\x1a"
-        + vsa_length
-        + vendor_id
-        + attr_type
-        + attr_len
-        + attr_bytes
+        bytes(20) + b"\x1a" + vsa_length + vendor_id + attr_type + attr_len + attr_bytes
     )
     return packet
 
@@ -268,9 +260,7 @@ def test_password(plaintext, obfuscated, authenticator):
     assert len(decoded) == len(plaintext)
     assert decoded == plaintext
 
-    assert utils.validate_pap_password(
-        SECRET, authenticator, encoded, plaintext
-    )
+    assert utils.validate_pap_password(SECRET, authenticator, encoded, plaintext)
 
 
 @pytest.mark.parametrize(