Add pytest-xdist

Convert extras_require conditional deps to PEP 508 form.

.travis.yml

@@ -7,33 +7,17 @@ env:
     - secure: LBSEg/gMj4u4Hrpo3zs6Y/1mTpd2RtcN49mZIFgTdbJ9IhpiNPqcEt647Lz94F9Eses2x2WbNuKqZKZZReY7QLbEzU1m0nN5jlaKrjcG5NR5clNABfFFyhgc0jBikyS4abAG8jc2efeaTrFuQwdoF4sE8YiVrkiVj2X5Xoi6sBk=
   matrix:
     - TOX_SUFFIX="flakes"
-    - TOX_SUFFIX="requests22"
-    - TOX_SUFFIX="requests23"
-    - TOX_SUFFIX="requests24"
-    - TOX_SUFFIX="requests25"
-    - TOX_SUFFIX="requests26"
     - TOX_SUFFIX="requests27"
-    - TOX_SUFFIX="requests213"
-    - TOX_SUFFIX="requests216"
-    - TOX_SUFFIX="requests1"
     - TOX_SUFFIX="httplib2"
-    - TOX_SUFFIX="boto"
     - TOX_SUFFIX="boto3"
-    - TOX_SUFFIX="urllib319"
-    - TOX_SUFFIX="urllib3110"
     - TOX_SUFFIX="urllib3121"
-    - TOX_SUFFIX="tornado3"
     - TOX_SUFFIX="tornado4"
     - TOX_SUFFIX="aiohttp"
 matrix:
   allow_failures:
-    - env: TOX_SUFFIX="boto"
     - env: TOX_SUFFIX="boto3"
   exclude:
-    - env: TOX_SUFFIX="flakes"
-      python: 2.6
-    - env: TOX_SUFFIX="flakes"
-      python: 2.7
+    # Only run flakes on a single Python 2.x and a single 3.x
     - env: TOX_SUFFIX="flakes"
       python: 3.4
     - env: TOX_SUFFIX="flakes"
@@ -41,30 +25,17 @@ matrix:
     - env: TOX_SUFFIX="flakes"
       python: pypy
     - env: TOX_SUFFIX="flakes"
-      python: pypy3
-    - env: TOX_SUFFIX="boto"
-      python: 3.6
-    - env: TOX_SUFFIX="requests1"
-      python: 3.4
-    - env: TOX_SUFFIX="requests1"
-      python: 3.5
-    - env: TOX_SUFFIX="requests1"
-      python: 3.6
-    - env: TOX_SUFFIX="aiohttp"
-      python: 2.6
+      python: "pypy3.5-5.9.0"
     - env: TOX_SUFFIX="aiohttp"
       python: 2.7
     - env: TOX_SUFFIX="aiohttp"
       python: pypy
-    - env: TOX_SUFFIX="aiohttp"
-      python: pypy3
 python:
-- 2.6
 - 2.7
 - 3.5
 - 3.6
 - pypy
-- pypy3
+- "pypy3.5-5.9.0"
 install:
 - pip install tox-travis
 - if [[ $TOX_SUFFIX != 'flakes' ]]; then python setup.py install ; fi

README.rst

@@ -1,4 +1,4 @@
-|PyPI| |Build Status| |Waffle Ready| |Gitter|
+|PyPI| |Python versions| |Build Status| |Waffle Ready| |Gitter|
 
 VCR.py
 ======
@@ -51,7 +51,6 @@ VCR.py works great with the following HTTP clients:
 -  urllib3
 -  tornado
 -  urllib2
--  boto
 -  boto3
 
 
@@ -63,6 +62,8 @@ more details
 
 .. |PyPI| image:: https://img.shields.io/pypi/v/vcrpy.svg
    :target: https://pypi.python.org/pypi/vcrpy-unittest
+.. |Python versions| image:: https://img.shields.io/pypi/pyversions/vcrpy-unittest.svg
+   :target: https://pypi.python.org/pypi/vcrpy-unittest
 .. |Build Status| image:: https://secure.travis-ci.org/kevin1024/vcrpy.png?branch=master
    :target: http://travis-ci.org/kevin1024/vcrpy
 .. |Waffle Ready| image:: https://badge.waffle.io/kevin1024/vcrpy.png?label=ready&title=waffle

docs/installation.rst

@@ -9,7 +9,7 @@ with pip::
 Compatibility
 -------------
 
-VCR.py supports Python 2.6 and 2.7, 3.3, 3.4, and
+VCR.py supports Python 2.7 and 3.4+, and
 `pypy <http://pypy.org>`__.
 
 The following http libraries are supported:
@@ -40,7 +40,7 @@ rebuilding pyyaml.
 
      brew install libyaml         # Mac with Homebrew
      apt-get install libyaml-dev  # Ubuntu
-     dnf install libyaml-dev      # Fedora
+     dnf install libyaml-devel      # Fedora
 
 3. Rebuild pyyaml with libyaml::
 

docs/usage.rst

@@ -57,7 +57,7 @@ once
    file.
 
 It is similar to the new\_episodes record mode, but will prevent new,
-unexpected requests from being made (i.e. because the request URI
+unexpected requests from being made (e.g. because the request URI
 changed).
 
 once is the default record mode, used when you do not set one.

setup.py

@@ -1,11 +1,9 @@
 #!/usr/bin/env python
 
 import sys
-import logging
 
 from setuptools import setup, find_packages
 from setuptools.command.test import test as TestCommand
-import pkg_resources
 
 long_description = open('README.rst', 'r').read()
 
@@ -24,31 +22,14 @@ class PyTest(TestCommand):
         sys.exit(errno)
 
 
-install_requires = ['PyYAML', 'wrapt', 'six>=1.5']
-
-
-extras_require = {
-    ':python_version in "2.4, 2.5, 2.6"':
-        ['contextlib2', 'backport_collections', 'mock'],
-    ':python_version in "2.7, 3.1, 3.2"': ['contextlib2', 'mock'],
-    ':python_version in "3.4, 3.5, 3.6"': ['yarl'],
-}
-
-
-try:
-    if 'bdist_wheel' not in sys.argv:
-        for key, value in extras_require.items():
-            if key.startswith(':') and pkg_resources.evaluate_marker(key[1:]):
-                install_requires.extend(value)
-except Exception:
-    logging.getLogger(__name__).exception(
-        'Something went wrong calculating platform specific dependencies, so '
-        "you're getting them all!"
-    )
-    for key, value in extras_require.items():
-        if key.startswith(':'):
-            install_requires.extend(value)
-
+install_requires = [
+    'PyYAML',
+    'wrapt',
+    'six>=1.5',
+    'contextlib2; python_version=="2.7"',
+    'mock; python_version=="2.7"',
+    'yarl; python_version>="3.4"',
+]
 
 excluded_packages = ["tests*"]
 if sys.version_info[0] == 2:
@@ -66,8 +47,8 @@ setup(
     author_email='me@kevinmccarthy.org',
     url='https://github.com/kevin1024/vcrpy',
     packages=find_packages(exclude=excluded_packages),
+    python_requires='>=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*',
     install_requires=install_requires,
-    extras_require=extras_require,
     license='MIT',
     tests_require=['pytest', 'mock', 'pytest-httpbin'],
     classifiers=[
@@ -75,7 +56,14 @@ setup(
         'Environment :: Console',
         'Intended Audience :: Developers',
         'Programming Language :: Python',
+        'Programming Language :: Python :: 2',
+        'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.4',
+        'Programming Language :: Python :: 3.5',
+        'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: Implementation :: CPython',
+        'Programming Language :: Python :: Implementation :: PyPy',
         'Topic :: Software Development :: Testing',
         'Topic :: Internet :: WWW/HTTP',
         'License :: OSI Approved :: MIT License',

tests/integration/aiohttp_utils.py

@@ -3,11 +3,13 @@ import aiohttp
 
 
 @asyncio.coroutine
-def aiohttp_request(loop, method, url, as_text, **kwargs):
+def aiohttp_request(loop, method, url, output='text', **kwargs):
     with aiohttp.ClientSession(loop=loop) as session:
         response = yield from session.request(method, url, **kwargs)  # NOQA: E999
-        if as_text:
+        if output == 'text':
             content = yield from response.text()  # NOQA: E999
-        else:
+        elif output == 'json':
             content = yield from response.json()  # NOQA: E999
+        elif output == 'raw':
+            content = yield from response.read()  # NOQA: E999
         return response, content

tests/integration/test_aiohttp.py

@@ -22,19 +22,19 @@ def run_in_loop(fn):
         return loop.run_until_complete(task)
 
 
-def request(method, url, as_text=True, **kwargs):
+def request(method, url, output='text', **kwargs):
     def run(loop):
-        return aiohttp_request(loop, method, url, as_text, **kwargs)
+        return aiohttp_request(loop, method, url, output=output, **kwargs)
 
     return run_in_loop(run)
 
 
-def get(url, as_text=True, **kwargs):
-    return request('GET', url, as_text, **kwargs)
+def get(url, output='text', **kwargs):
+    return request('GET', url, output=output, **kwargs)
 
 
-def post(url, as_text=True, **kwargs):
-    return request('POST', url, as_text, **kwargs)
+def post(url, output='text', **kwargs):
+    return request('POST', url, output='text', **kwargs)
 
 
 @pytest.fixture(params=["https", "http"])
@@ -79,14 +79,25 @@ def test_text(tmpdir, scheme):
 def test_json(tmpdir, scheme):
     url = scheme + '://httpbin.org/get'
     with vcr.use_cassette(str(tmpdir.join('json.yaml'))):
-        _, response_json = get(url, as_text=False)
+        _, response_json = get(url, output='json')
 
     with vcr.use_cassette(str(tmpdir.join('json.yaml'))) as cassette:
-        _, cassette_response_json = get(url, as_text=False)
+        _, cassette_response_json = get(url, output='json')
         assert cassette_response_json == response_json
         assert cassette.play_count == 1
 
 
+def test_binary(tmpdir, scheme):
+    url = scheme + '://httpbin.org/image/png'
+    with vcr.use_cassette(str(tmpdir.join('binary.yaml'))):
+        _, response_binary = get(url, output='raw')
+
+    with vcr.use_cassette(str(tmpdir.join('binary.yaml'))) as cassette:
+        _, cassette_response_binary = get(url, output='raw')
+        assert cassette_response_binary == response_binary
+        assert cassette.play_count == 1
+
+
 def test_post(tmpdir, scheme):
     data = {'key1': 'value1', 'key2': 'value2'}
     url = scheme + '://httpbin.org/post'
@@ -103,10 +114,10 @@ def test_params(tmpdir, scheme):
     url = scheme + '://httpbin.org/get'
     params = {'a': 1, 'b': False, 'c': 'c'}
     with vcr.use_cassette(str(tmpdir.join('get.yaml'))) as cassette:
-        _, response_json = get(url, as_text=False, params=params)
+        _, response_json = get(url, output='json', params=params)
 
     with vcr.use_cassette(str(tmpdir.join('get.yaml'))) as cassette:
-        _, cassette_response_json = get(url, as_text=False, params=params)
+        _, cassette_response_json = get(url, output='json', params=params)
         assert cassette_response_json == response_json
         assert cassette.play_count == 1
 
@@ -115,15 +126,15 @@ def test_params_same_url_distinct_params(tmpdir, scheme):
     url = scheme + '://httpbin.org/get'
     params = {'a': 1, 'b': False, 'c': 'c'}
     with vcr.use_cassette(str(tmpdir.join('get.yaml'))) as cassette:
-        _, response_json = get(url, as_text=False, params=params)
+        _, response_json = get(url, output='json', params=params)
 
     with vcr.use_cassette(str(tmpdir.join('get.yaml'))) as cassette:
-        _, cassette_response_json = get(url, as_text=False, params=params)
+        _, cassette_response_json = get(url, output='json', params=params)
         assert cassette_response_json == response_json
         assert cassette.play_count == 1
 
     other_params = {'other': 'params'}
     with vcr.use_cassette(str(tmpdir.join('get.yaml'))) as cassette:
-        response, cassette_response_text = get(url, as_text=True, params=other_params)
+        response, cassette_response_text = get(url, output='text', params=other_params)
         assert 'No match for the request' in cassette_response_text
         assert response.status == 599

tests/integration/test_ignore.py

@@ -26,9 +26,9 @@ def test_ignore_localhost(tmpdir, httpbin):
     with overridden_dns({'httpbin.org': '127.0.0.1'}):
         cass_file = str(tmpdir.join('filter_qs.yaml'))
         with vcr.use_cassette(cass_file, ignore_localhost=True) as cass:
-            urlopen('http://localhost:{0}/'.format(httpbin.port))
+            urlopen('http://localhost:{}/'.format(httpbin.port))
             assert len(cass) == 0
-            urlopen('http://httpbin.org:{0}/'.format(httpbin.port))
+            urlopen('http://httpbin.org:{}/'.format(httpbin.port))
             assert len(cass) == 1
 
 
@@ -39,9 +39,9 @@ def test_ignore_httpbin(tmpdir, httpbin):
             cass_file,
             ignore_hosts=['httpbin.org']
         ) as cass:
-            urlopen('http://httpbin.org:{0}/'.format(httpbin.port))
+            urlopen('http://httpbin.org:{}/'.format(httpbin.port))
             assert len(cass) == 0
-            urlopen('http://localhost:{0}/'.format(httpbin.port))
+            urlopen('http://localhost:{}/'.format(httpbin.port))
             assert len(cass) == 1
 
 
@@ -53,8 +53,8 @@ def test_ignore_localhost_and_httpbin(tmpdir, httpbin):
             ignore_hosts=['httpbin.org'],
             ignore_localhost=True
         ) as cass:
-            urlopen('http://httpbin.org:{0}'.format(httpbin.port))
-            urlopen('http://localhost:{0}'.format(httpbin.port))
+            urlopen('http://httpbin.org:{}'.format(httpbin.port))
+            urlopen('http://localhost:{}'.format(httpbin.port))
             assert len(cass) == 0
 
 
@@ -62,12 +62,12 @@ def test_ignore_localhost_twice(tmpdir, httpbin):
     with overridden_dns({'httpbin.org': '127.0.0.1'}):
         cass_file = str(tmpdir.join('filter_qs.yaml'))
         with vcr.use_cassette(cass_file, ignore_localhost=True) as cass:
-            urlopen('http://localhost:{0}'.format(httpbin.port))
+            urlopen('http://localhost:{}'.format(httpbin.port))
             assert len(cass) == 0
-            urlopen('http://httpbin.org:{0}'.format(httpbin.port))
+            urlopen('http://httpbin.org:{}'.format(httpbin.port))
             assert len(cass) == 1
         with vcr.use_cassette(cass_file, ignore_localhost=True) as cass:
             assert len(cass) == 1
-            urlopen('http://localhost:{0}'.format(httpbin.port))
-            urlopen('http://httpbin.org:{0}'.format(httpbin.port))
+            urlopen('http://localhost:{}'.format(httpbin.port))
+            urlopen('http://httpbin.org:{}'.format(httpbin.port))
             assert len(cass) == 1

tests/integration/test_register_persister.py

@@ -10,10 +10,25 @@ import vcr
 from vcr.persisters.filesystem import FilesystemPersister
 
 
+class CustomFilesystemPersister(object):
+    '''Behaves just like default FilesystemPersister but adds .test extension
+       to the cassette file'''
+    @staticmethod
+    def load_cassette(cassette_path, serializer):
+        cassette_path += '.test'
+        return FilesystemPersister.load_cassette(cassette_path, serializer)
+
+    @staticmethod
+    def save_cassette(cassette_path, cassette_dict, serializer):
+        cassette_path += '.test'
+        FilesystemPersister.save_cassette(cassette_path, cassette_dict,
+                                          serializer)
+
+
 def test_save_cassette_with_custom_persister(tmpdir, httpbin):
     '''Ensure you can save a cassette using custom persister'''
     my_vcr = vcr.VCR()
-    my_vcr.register_persister(FilesystemPersister)
+    my_vcr.register_persister(CustomFilesystemPersister)
 
     # Check to make sure directory doesnt exist
     assert not os.path.exists(str(tmpdir.join('nonexistent')))
@@ -23,7 +38,7 @@ def test_save_cassette_with_custom_persister(tmpdir, httpbin):
         urlopen(httpbin.url).read()
 
     # Callback should have made the file and the directory
-    assert os.path.exists(str(tmpdir.join('nonexistent', 'cassette.yml')))
+    assert os.path.exists(str(tmpdir.join('nonexistent', 'cassette.yml.test')))
 
 
 def test_load_cassette_with_custom_persister(tmpdir, httpbin):
@@ -31,9 +46,9 @@ def test_load_cassette_with_custom_persister(tmpdir, httpbin):
     Ensure you can load a cassette using custom persister
     '''
     my_vcr = vcr.VCR()
-    my_vcr.register_persister(FilesystemPersister)
+    my_vcr.register_persister(CustomFilesystemPersister)
 
-    test_fixture = str(tmpdir.join('synopsis.json'))
+    test_fixture = str(tmpdir.join('synopsis.json.test'))
 
     with my_vcr.use_cassette(test_fixture, serializer='json'):
         response = urlopen(httpbin.url).read()

tests/integration/test_requests.py

@@ -1,6 +1,8 @@
 # -*- coding: utf-8 -*-
 '''Test requests' interaction with vcr'''
+import platform
 import pytest
+import sys
 import vcr
 from assertions import assert_cassette_empty, assert_is_json
 
@@ -115,6 +117,9 @@ def test_post_chunked_binary(tmpdir, httpbin):
 
 
 @pytest.mark.xfail('sys.version_info >= (3, 6)', strict=True, raises=ConnectionError)
+@pytest.mark.xfail((3, 5) < sys.version_info < (3, 6) and
+                   platform.python_implementation() == 'CPython',
+                   reason='Fails on CPython 3.5')
 def test_post_chunked_binary_secure(tmpdir, httpbin_secure):
     '''Ensure that we can send chunked binary without breaking while trying to concatenate bytes with str.'''
     data1 = iter([b'data', b'to', b'send'])
@@ -249,10 +254,8 @@ def test_nested_cassettes_with_session_created_before_nesting(httpbin_both, tmpd
 def test_post_file(tmpdir, httpbin_both):
     '''Ensure that we handle posting a file.'''
     url = httpbin_both + '/post'
-    with vcr.use_cassette(str(tmpdir.join('post_file.yaml'))) as cass:
-        # Don't use 2.7+ only style ',' separated with here because we support python 2.6
-        with open('tox.ini') as f:
-            original_response = requests.post(url, f).content
+    with vcr.use_cassette(str(tmpdir.join('post_file.yaml'))) as cass, open('tox.ini') as f:
+        original_response = requests.post(url, f).content
 
     # This also tests that we do the right thing with matching the body when they are files.
     with vcr.use_cassette(str(tmpdir.join('post_file.yaml')),

tests/integration/test_urllib3.py

@@ -5,6 +5,7 @@
 import pytest
 import pytest_httpbin
 import vcr
+from vcr.patch import force_reset
 from assertions import assert_cassette_empty, assert_is_json
 urllib3 = pytest.importorskip("urllib3")
 
@@ -55,7 +56,7 @@ def test_body(tmpdir, httpbin_both, verify_pool_mgr):
 def test_auth(tmpdir, httpbin_both, verify_pool_mgr):
     '''Ensure that we can handle basic auth'''
     auth = ('user', 'passwd')
-    headers = urllib3.util.make_headers(basic_auth='{0}:{1}'.format(*auth))
+    headers = urllib3.util.make_headers(basic_auth='{}:{}'.format(*auth))
     url = httpbin_both.url + '/basic-auth/user/passwd'
     with vcr.use_cassette(str(tmpdir.join('auth.yaml'))):
         one = verify_pool_mgr.request('GET', url, headers=headers)
@@ -69,7 +70,7 @@ def test_auth(tmpdir, httpbin_both, verify_pool_mgr):
 def test_auth_failed(tmpdir, httpbin_both, verify_pool_mgr):
     '''Ensure that we can save failed auth statuses'''
     auth = ('user', 'wrongwrongwrong')
-    headers = urllib3.util.make_headers(basic_auth='{0}:{1}'.format(*auth))
+    headers = urllib3.util.make_headers(basic_auth='{}:{}'.format(*auth))
     url = httpbin_both.url + '/basic-auth/user/passwd'
     with vcr.use_cassette(str(tmpdir.join('auth-failed.yaml'))) as cass:
         # Ensure that this is empty to begin with
@@ -138,3 +139,21 @@ def test_gzip(tmpdir, httpbin_both, verify_pool_mgr):
 def test_https_with_cert_validation_disabled(tmpdir, httpbin_secure, pool_mgr):
     with vcr.use_cassette(str(tmpdir.join('cert_validation_disabled.yaml'))):
         pool_mgr.request('GET', httpbin_secure.url)
+
+
+def test_urllib3_force_reset():
+    cpool = urllib3.connectionpool
+    http_original = cpool.HTTPConnection
+    https_original = cpool.HTTPSConnection
+    verified_https_original = cpool.VerifiedHTTPSConnection
+    with vcr.use_cassette(path='test'):
+        first_cassette_HTTPConnection = cpool.HTTPConnection
+        first_cassette_HTTPSConnection = cpool.HTTPSConnection
+        first_cassette_VerifiedHTTPSConnection = cpool.VerifiedHTTPSConnection
+        with force_reset():
+            assert cpool.HTTPConnection is http_original
+            assert cpool.HTTPSConnection is https_original
+            assert cpool.VerifiedHTTPSConnection is verified_https_original
+        assert cpool.HTTPConnection is first_cassette_HTTPConnection
+        assert cpool.HTTPSConnection is first_cassette_HTTPSConnection
+        assert cpool.VerifiedHTTPSConnection is first_cassette_VerifiedHTTPSConnection

tests/integration/test_wild.py

@@ -1,5 +1,6 @@
+import multiprocessing
 import pytest
-from six.moves import xmlrpc_client
+from six.moves import xmlrpc_client, xmlrpc_server
 
 requests = pytest.importorskip("requests")
 
@@ -80,13 +81,27 @@ def test_amazon_doctype(tmpdir):
     assert 'html' in r.text
 
 
-def test_xmlrpclib(tmpdir):
+@pytest.yield_fixture(scope='session')
+def rpc_server():
+    httpd = xmlrpc_server.SimpleXMLRPCServer(('', 0))
+    httpd.register_function(pow)
+    proxy_process = multiprocessing.Process(
+        target=httpd.serve_forever,
+    )
+    try:
+        proxy_process.start()
+        yield 'http://{}:{}'.format(*httpd.server_address)
+    finally:
+        proxy_process.terminate()
+
+
+def test_xmlrpclib(tmpdir, rpc_server):
     with vcr.use_cassette(str(tmpdir.join('xmlrpcvideo.yaml'))):
-        roundup_server = xmlrpc_client.ServerProxy('http://bugs.python.org/xmlrpc', allow_none=True)
-        original_schema = roundup_server.schema()
+        roundup_server = xmlrpc_client.ServerProxy(rpc_server, allow_none=True)
+        original_schema = roundup_server.pow(2, 4)
 
     with vcr.use_cassette(str(tmpdir.join('xmlrpcvideo.yaml'))):
-        roundup_server = xmlrpc_client.ServerProxy('http://bugs.python.org/xmlrpc', allow_none=True)
-        second_schema = roundup_server.schema()
+        roundup_server = xmlrpc_client.ServerProxy(rpc_server, allow_none=True)
+        second_schema = roundup_server.pow(2, 4)
 
     assert original_schema == second_schema

tests/unit/test_matchers.py

@@ -22,7 +22,7 @@ def assert_matcher(matcher_name):
     matcher = getattr(matchers, matcher_name)
     for k1, k2 in itertools.permutations(REQUESTS, 2):
         matched = matcher(REQUESTS[k1], REQUESTS[k2])
-        if matcher_name in set((k1, k2)):
+        if matcher_name in {k1, k2}:
             assert not matched
         else:
             assert matched
@@ -31,7 +31,7 @@ def assert_matcher(matcher_name):
 def test_uri_matcher():
     for k1, k2 in itertools.permutations(REQUESTS, 2):
         matched = matchers.uri(REQUESTS[k1], REQUESTS[k2])
-        if set((k1, k2)) != set(('base', 'method')):
+        if {k1, k2} != {'base', 'method'}:
             assert not matched
         else:
             assert matched

tests/unit/test_vcr.py

@@ -319,11 +319,11 @@ def test_additional_matchers():
 
     @vcr.use_cassette
     def function_defaults(cassette):
-        assert set(cassette._match_on) == set([vcr.matchers['uri']])
+        assert set(cassette._match_on) == {vcr.matchers['uri']}
 
     @vcr.use_cassette(additional_matchers=('body',))
     def function_additional(cassette):
-        assert set(cassette._match_on) == set([vcr.matchers['uri'], vcr.matchers['body']])
+        assert set(cassette._match_on) == {vcr.matchers['uri'], vcr.matchers['body']}
 
     function_defaults()
     function_additional()

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = {py26,py27,py35,py36,pypy,pypy3}-{flakes,requests216,requests213,requests27,requests26,requests25,requests24,requests23,requests22,requests1,httplib2,urllib319,urllib3110,urllib3121,tornado3,tornado4,boto,boto3,aiohttp}
+envlist = {py27,py35,py36,pypy}-{flakes,requests27,httplib2,urllib3121,tornado4,boto3,aiohttp}
 
 [testenv:flakes]
 skipsdist = True
@@ -11,36 +11,22 @@ deps = flake8
 
 [testenv]
 commands =
-    ./runtests.sh {posargs}
+    ./runtests.sh -n 4 {posargs}
 deps =
-    # httpbin fails with latest Flask, so we pin it
-    Flask==0.10.1
+    Flask<1
     mock
     pytest
     pytest-httpbin
+    pytest-xdist
     PyYAML
-    requests1: requests==1.2.3
-    requests216: requests==2.16.3
-    requests213: requests==2.13.0
     requests27: requests==2.7.0
-    requests26: requests==2.6.0
-    requests25: requests==2.5.0
-    requests24: requests==2.4.0
-    requests23: requests==2.3.0
-    requests22: requests==2.2.1
     httplib2: httplib2
-    urllib319: urllib3==1.9.1
-    urllib3110: urllib3==1.10.2
     urllib3121: urllib3==1.21.1
-    {py26,py27,py35,py36,pypy}-tornado3: tornado>=3,<4
-    {py26,py27,py35,py36,pypy}-tornado4: tornado>=4,<5
-    {py26,py27,py35,py36,pypy}-tornado3: pytest-tornado
-    {py26,py27,py35,py36,pypy}-tornado4: pytest-tornado
-    {py26,py27,py35,py36}-tornado3: pycurl
-    {py26,py27,py35,py36}-tornado4: pycurl
-    boto: boto
+    {py27,py35,py36,pypy}-tornado4: tornado>=4,<5
+    {py27,py35,py36,pypy}-tornado4: pytest-tornado
+    {py27,py35,py36}-tornado4: pycurl
     boto3: boto3
-    aiohttp: aiohttp
+    aiohttp: aiohttp<3
     aiohttp: pytest-asyncio
 
 [flake8]

vcr/cassette.py

@@ -1,10 +1,11 @@
+import collections
 import sys
 import inspect
 import logging
 
 import wrapt
 
-from .compat import contextlib, collections
+from .compat import contextlib
 from .errors import UnhandledHTTPRequestError
 from .matchers import requests_match, uri, method
 from .patch import CassettePatcherBuilder
@@ -174,13 +175,13 @@ class Cassette(object):
     def use(cls, **kwargs):
         return CassetteContextDecorator.from_args(cls, **kwargs)
 
-    def __init__(self, path, serializer=yamlserializer, persister=FilesystemPersister, record_mode='once',
+    def __init__(self, path, serializer=None, persister=None, record_mode='once',
                  match_on=(uri, method), before_record_request=None,
                  before_record_response=None, custom_patches=(),
                  inject=False):
-        self._persister = persister
+        self._persister = persister or FilesystemPersister
         self._path = path
-        self._serializer = serializer
+        self._serializer = serializer or yamlserializer
         self._match_on = match_on
         self._before_record_request = before_record_request or (lambda x: x)
         self._before_record_response = before_record_response or (lambda x: x)
@@ -303,7 +304,7 @@ class Cassette(object):
             pass
 
     def __str__(self):
-        return "<Cassette containing {0} recorded response(s)>".format(
+        return "<Cassette containing {} recorded response(s)>".format(
             len(self)
         )
 

vcr/compat.py

@@ -11,8 +11,4 @@ else:
     if not hasattr(contextlib, 'ExitStack'):
         import contextlib2 as contextlib
 
-import collections
-if not hasattr(collections, 'Counter'):
-    import backport_collections as collections
-
-__all__ = ['mock', 'contextlib', 'collections']
+__all__ = ['mock', 'contextlib']

vcr/config.py

@@ -1,4 +1,5 @@
 import copy
+import collections
 import functools
 import inspect
 import os
@@ -6,7 +7,6 @@ import types
 
 import six
 
-from .compat import collections
 from .cassette import Cassette
 from .serializers import yamlserializer, jsonserializer
 from .persisters.filesystem import FilesystemPersister
@@ -78,7 +78,7 @@ class VCR(object):
             serializer = self.serializers[serializer_name]
         except KeyError:
             raise KeyError(
-                "Serializer {0} doesn't exist or isn't registered".format(
+                "Serializer {} doesn't exist or isn't registered".format(
                     serializer_name
                 )
             )
@@ -91,7 +91,7 @@ class VCR(object):
                 matchers.append(self.matchers[m])
         except KeyError:
             raise KeyError(
-                "Matcher {0} doesn't exist or isn't registered".format(m)
+                "Matcher {} doesn't exist or isn't registered".format(m)
             )
         return matchers
 
@@ -145,6 +145,7 @@ class VCR(object):
 
         merged_config = {
             'serializer': self._get_serializer(serializer_name),
+            'persister': self.persister,
             'match_on': self._get_matchers(
                 tuple(matcher_names) + tuple(additional_matchers)
             ),

vcr/matchers.py

@@ -90,12 +90,12 @@ def _log_matches(r1, r2, matches):
     differences = [m for m in matches if not m[0]]
     if differences:
         log.debug(
-            "Requests {0} and {1} differ according to "
-            "the following matchers: {2}".format(r1, r2, differences)
+            "Requests {} and {} differ according to "
+            "the following matchers: {}".format(r1, r2, differences)
         )
 
 
 def requests_match(r1, r2, matchers):
     matches = [(m(r1, r2), m) for m in matchers]
     _log_matches(r1, r2, matches)
-    return all([m[0] for m in matches])
+    return all(m[0] for m in matches)

vcr/migration.py

@@ -59,7 +59,7 @@ def build_uri(**parts):
     port = parts['port']
     scheme = parts['protocol']
     default_port = {'https': 443, 'http': 80}[scheme]
-    parts['port'] = ':{0}'.format(port) if port != default_port else ''
+    parts['port'] = ':{}'.format(port) if port != default_port else ''
     return "{protocol}://{host}{port}{path}".format(**parts)
 
 
@@ -161,7 +161,7 @@ def main():
     for file_path in files:
             migrated = try_migrate(file_path)
             status = 'OK' if migrated else 'FAIL'
-            sys.stderr.write("[{0}] {1}\n".format(status, file_path))
+            sys.stderr.write("[{}] {}\n".format(status, file_path))
     sys.stderr.write("Done.\n")
 
 

vcr/patch.py

@@ -169,7 +169,7 @@ class CassettePatcherBuilder(object):
         bases = (base_class,)
         if not issubclass(base_class, object):  # Check for old style class
             bases += (object,)
-        return type('{0}{1}'.format(base_class.__name__, self._cassette._path),
+        return type('{}{}'.format(base_class.__name__, self._cassette._path),
                     bases, dict(cassette=self._cassette))
 
     @_build_patchers_from_mock_triples_decorator
@@ -362,8 +362,22 @@ class ConnectionRemover(object):
 def reset_patchers():
     yield mock.patch.object(httplib, 'HTTPConnection', _HTTPConnection)
     yield mock.patch.object(httplib, 'HTTPSConnection', _HTTPSConnection)
+
     try:
-        import requests.packages.urllib3.connectionpool as cpool
+        import requests
+        if requests.__build__ < 0x021603:
+            # Avoid double unmock if requests 2.16.3
+            # First, this is pointless, requests.packages.urllib3 *IS* urllib3 (see packages.py)
+            # Second, this is unmocking twice the same classes with different namespaces
+            # and is creating weird issues and bugs:
+            # > AssertionError: assert <class 'urllib3.connection.HTTPConnection'>
+            # >   is <class 'requests.packages.urllib3.connection.HTTPConnection'>
+            # This assert should work!!!
+            # Note that this also means that now, requests.packages is never imported
+            # if requests 2.16.3 or greater is used with VCRPy.
+            import requests.packages.urllib3.connectionpool as cpool
+        else:
+            raise ImportError("Skip requests not vendored anymore")
     except ImportError:  # pragma: no cover
         pass
     else:
@@ -386,11 +400,11 @@ def reset_patchers():
         pass
     else:
         yield mock.patch.object(cpool, 'VerifiedHTTPSConnection', _VerifiedHTTPSConnection)
-        yield mock.patch.object(cpool, 'HTTPConnection', _HTTPConnection)
-        yield mock.patch.object(cpool, 'HTTPSConnection', _HTTPSConnection)
+        yield mock.patch.object(cpool, 'HTTPConnection', _cpoolHTTPConnection)
+        yield mock.patch.object(cpool, 'HTTPSConnection', _cpoolHTTPSConnection)
         if hasattr(cpool.HTTPConnectionPool, 'ConnectionCls'):
-            yield mock.patch.object(cpool.HTTPConnectionPool, 'ConnectionCls', _HTTPConnection)
-            yield mock.patch.object(cpool.HTTPSConnectionPool, 'ConnectionCls', _HTTPSConnection)
+            yield mock.patch.object(cpool.HTTPConnectionPool, 'ConnectionCls', _cpoolHTTPConnection)
+            yield mock.patch.object(cpool.HTTPSConnectionPool, 'ConnectionCls', _cpoolHTTPSConnection)
 
     try:
         import botocore.vendored.requests.packages.urllib3.connectionpool as cpool

vcr/request.py

@@ -81,7 +81,7 @@ class Request(object):
         return self.scheme
 
     def __str__(self):
-        return "<Request ({0}) {1}>".format(self.method, self.uri)
+        return "<Request ({}) {}>".format(self.method, self.uri)
 
     def __repr__(self):
         return self.__str__()

vcr/stubs/__init__.py

@@ -132,11 +132,11 @@ class VCRConnection(object):
         """
         port = self.real_connection.port
         default_port = {'https': 443, 'http': 80}[self._protocol]
-        return ':{0}'.format(port) if port != default_port else ''
+        return ':{}'.format(port) if port != default_port else ''
 
     def _uri(self, url):
         """Returns request absolute URI"""
-        uri = "{0}://{1}{2}{3}".format(
+        uri = "{}://{}{}{}".format(
             self._protocol,
             self.real_connection.host,
             self._port_postfix(),
@@ -146,7 +146,7 @@ class VCRConnection(object):
 
     def _url(self, uri):
         """Returns request selector url from absolute URI"""
-        prefix = "{0}://{1}{2}".format(
+        prefix = "{}://{}{}".format(
             self._protocol,
             self.real_connection.host,
             self._port_postfix(),
@@ -161,7 +161,7 @@ class VCRConnection(object):
             body=body,
             headers=headers or {}
         )
-        log.debug('Got {0}'.format(self._vcr_request))
+        log.debug('Got {}'.format(self._vcr_request))
 
         # Note: The request may not actually be finished at this point, so
         # I'm not sending the actual request until getresponse().  This
@@ -180,7 +180,7 @@ class VCRConnection(object):
             body="",
             headers={}
         )
-        log.debug('Got {0}'.format(self._vcr_request))
+        log.debug('Got {}'.format(self._vcr_request))
 
     def putheader(self, header, *values):
         self._vcr_request.headers[header] = values
@@ -214,7 +214,7 @@ class VCRConnection(object):
         # then return it
         if self.cassette.can_play_response_for(self._vcr_request):
             log.info(
-                "Playing response for {0} from cassette".format(
+                "Playing response for {} from cassette".format(
                     self._vcr_request
                 )
             )
@@ -236,7 +236,7 @@ class VCRConnection(object):
             # and return it.
 
             log.info(
-                "{0} not in cassette, sending to real server".format(
+                "{} not in cassette, sending to real server".format(
                     self._vcr_request
                 )
             )

vcr/stubs/aiohttp_stubs/__init__.py

@@ -21,6 +21,10 @@ class MockClientResponse(ClientResponse):
     def text(self, encoding='utf-8'):
         return self.content.decode(encoding)
 
+    @asyncio.coroutine
+    def read(self):
+        return self.content
+
     @asyncio.coroutine
     def release(self):
         pass
@@ -71,7 +75,7 @@ def vcr_request(cassette, real_request):
                 'message': response.reason,
             },
             'headers': dict(response.headers),
-            'body': {'string': (yield from response.text())},  # NOQA: E999
+            'body': {'string': (yield from response.read())},  # NOQA: E999
             'url': response.url,
         }
         cassette.append(vcr_request, vcr_response)

vcr/stubs/httplib2_stubs.py

@@ -13,9 +13,7 @@ class VCRHTTPConnectionWithTimeout(VCRHTTPConnection,
         HTTPConnection.__init__.'''
 
         # Delete the keyword arguments that HTTPConnection would not recognize
-        safe_keys = set(
-            ('host', 'port', 'strict', 'timeout', 'source_address')
-        )
+        safe_keys = {'host', 'port', 'strict', 'timeout', 'source_address'}
         unknown_keys = set(kwargs.keys()) - safe_keys
         safe_kwargs = kwargs.copy()
         for kw in unknown_keys:
@@ -33,7 +31,7 @@ class VCRHTTPSConnectionWithTimeout(VCRHTTPSConnection,
     def __init__(self, *args, **kwargs):
 
         # Delete the keyword arguments that HTTPSConnection would not recognize
-        safe_keys = set((
+        safe_keys = {
             'host',
             'port',
             'key_file',
@@ -42,7 +40,7 @@ class VCRHTTPSConnectionWithTimeout(VCRHTTPSConnection,
             'timeout',
             'source_address',
             'ca_certs',
-        ))
+        }
         unknown_keys = set(kwargs.keys()) - safe_keys
         safe_kwargs = kwargs.copy()
         for kw in unknown_keys: