initial files

LICENSE

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+The MIT License (MIT)
+
+Copyright (c) 2016 André Luiz <[email protected]>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+

MANIFEST.in

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+include README.rst
+include LICENSE

README.rst

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+# Usage
+
+from internet_sabotage import no_connection
+
+with no_connection():
+    response = requests.get('http://httpbin.org/ip')

__init__.py

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+# -*- coding: utf-8 -*-
+
+import socket
+import sys
+
+from contextdecorator import ContextDecorator
+
+
+class no_connection(ContextDecorator):
+    _module = sys.modules[__name__]
+
+    def __init__(self, exception=IOError):
+        self.exception = exception
+
+    def _enable_socket(self):
+        setattr(self._module, '_socket_disabled', False)
+
+    def _disable_socket(self):
+        setattr(self._module, '_socket_disabled', True)
+
+        def guarded(*args, **kwargs):
+            if getattr(self._module, '_socket_disabled', False):
+                raise self.exception('Internet is disabled')
+
+            return socket.SocketType(*args, **kwargs)
+
+        socket.socket = guarded
+
+    def __enter__(self):
+        self._disable_socket()
+
+    def __exit__(self):
+        self._enable_socket()

setup.cfg

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+[wheel]
+universal = 1

setup.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+from setuptools import setup, find_packages
+
+with open('README.rst', 'r') as f:
+    long_description = f.read()
+
+setup(
+    name='internet-sabotage',
+    version='0.1.0',
+    description='Disable network connection for Testing',
+    long_description=long_description,
+    author='André Luiz',
+    author_email='[email protected]',
+    url='https://github.com/dvl/python-internet-sabotage',
+    license='MIT',
+    classifiers=[
+        'Development Status :: 4 - Beta',
+        'Intended Audience :: Developers',
+        'License :: OSI Approved :: MIT License',
+        'Operating System :: OS Independent',
+        'Programming Language :: Python :: 2',
+        'Programming Language :: Python :: 3',
+        'Topic :: Software Development :: Libraries',
+        'Topic :: Software Development :: Testing',
+    ],
+    keywords='internet disable unittest',
+    packages=find_packages(),
+    install_requires=[
+        'contextdecorator',
+    ],
+    test_suite='tests',
+)