Make the project compliant with the REUSE guidelines.

See https://reuse.software/ for details.

Author: Flameeyes

.pre-commit-config.yaml

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2015 Eric Larson
+#
+# SPDX-License-Identifier: Apache-2.0
+
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v2.3.0

pyproject.toml

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2015 Eric Larson
+#
+# SPDX-License-Identifier: Apache-2.0
+
 [tool.isort]
 line_length = 88
 known_first_party = ['cachecontrol']

tests/test_chunked_response.py

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2015 Eric Larson
+#
+# SPDX-License-Identifier: Apache-2.0
+
 # encoding: utf-8
 
 # SPDX-FileCopyrightText: 2015 Eric Larson

tests/test_vary.py

@@ -2,6 +2,8 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
+from pprint import pprint
+
 import pytest
 import requests