Move the heavy browser dependencies to a 'browser' extra

.travis.yml

@@ -1,28 +1,26 @@
 language: python
 sudo: false
 python:
-  - 2.7
-  - 3.3
-  - 3.4
-  - 3.5
-  - 3.6
-  - pypy-5.4.1
-  - pypy3.3-5.2-alpha1
+    - 2.7
+    - 3.4
+    - 3.5
+    - 3.6
+    - pypy
+    - pypy3
+env:
+    - DEP=test
+matrix:
+  include:
+    - python: 2.7
+      env: DEP=no_such_extra
+install:
+    - pip install -U pip setuptools
+    - pip install -U coverage coveralls zope.testing zope.testrunner
+    - pip install -U -e .[$DEP]
 script:
-  - coverage run -m zope.testrunner --test-path=src  --auto-color --auto-progress
-
+    - coverage run -m zope.testrunner --test-path=src
 after_success:
-  - coveralls
+    - coveralls
 notifications:
-  email: false
-
-install:
-  - pip install -U pip setuptools
-  - pip install -U coveralls coverage zope.testrunner
-  - pip install -U -e ".[test]"
-
-
+    email: false
 cache: pip
-
-before_cache:
-    - rm -f $HOME/.cache/pip/log/debug.log

CHANGES.rst

@@ -1,10 +1,14 @@
 Changes
 =======
 
-2.2.1 (unreleased)
+2.3.0 (unreleased)
 ------------------
 
-- TBD
+- Drop support for Python 3.3.
+
+- Move the dependencies on ``zope.browser``, ``zope.publisher`` and
+  ``zope.formlib`` (only needed to use the ``source`` and ``widget``
+  modules) into a new ``browser`` extra.
 
 2.2.0 (2017-04-24)
 ------------------

MANIFEST.in

@@ -3,6 +3,8 @@ include *.txt
 include *.py
 include buildout.cfg
 include tox.ini
+include .travis.yml
+include .coveragerc
 
 recursive-include src *
 

README.rst

@@ -1,9 +1,20 @@
 ``zope.mimetype``
 =================
 
+.. image:: https://img.shields.io/pypi/v/zope.mimetype.svg
+        :target: https://pypi.python.org/pypi/zope.mimetype/
+        :alt: Latest release
+
+.. image:: https://img.shields.io/pypi/pyversions/zope.mimetype.svg
+        :target: https://pypi.org/project/zope.mimetype/
+        :alt: Supported Python versions
+
 .. image:: https://travis-ci.org/zopefoundation/zope.mimetype.png?branch=master
         :target: https://travis-ci.org/zopefoundation/zope.mimetype
 
+.. image:: https://coveralls.io/repos/github/zopefoundation/zope.mimetype/badge.svg?branch=master
+        :target: https://coveralls.io/github/zopefoundation/zope.mimetype?branch=master
+
 This package provides a way to work with MIME content types.  There
 are several interfaces defined here, many of which are used primarily
 to look things up based on different bits of information.

setup.cfg

@@ -0,0 +1,2 @@
+[bdist_wheel]
+universal = 1

setup.py

@@ -25,38 +25,50 @@ def read(*rnames):
     with open(os.path.join(os.path.dirname(__file__), *rnames)) as f:
         return f.read()
 
+BROWSER_REQUIRES = [
+    'zope.browser', # ITerms in source.py
+    'zope.browserresource', # metaconfigure for icon in zcml.py
+    'zope.formlib>=4.0', # widget.py
+    'zope.publisher', # IBrowserRequest
+]
+
+TEST_REQUIRES = BROWSER_REQUIRES + [
+    'zope.testing',
+    'zope.testrunner',
+]
+
 setup(name='zope.mimetype',
-      version='2.2.1.dev0',
+      version='2.3.0.dev0',
       author='Zope Foundation and Contributors',
       author_email='[email protected]',
-      description = "A simple package for working with MIME content types",
+      description="A simple package for working with MIME content types",
       long_description=(
           read('README.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'README.txt')
+          read('src', 'zope', 'mimetype', 'README.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'retrieving_mime_types.txt')
+          read('src', 'zope', 'mimetype', 'retrieving_mime_types.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'codec.txt')
+          read('src', 'zope', 'mimetype', 'codec.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'constraints.txt')
+          read('src', 'zope', 'mimetype', 'constraints.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'contentinfo.txt')
+          read('src', 'zope', 'mimetype', 'contentinfo.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'event.txt')
+          read('src', 'zope', 'mimetype', 'event.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'typegetter.txt')
+          read('src', 'zope', 'mimetype', 'typegetter.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'source.txt')
+          read('src', 'zope', 'mimetype', 'source.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'widget.txt')
+          read('src', 'zope', 'mimetype', 'widget.rst')
           + '\n\n' +
-          read('src', 'zope', 'mimetype', 'utils.txt')
+          read('src', 'zope', 'mimetype', 'utils.rst')
           + '\n\n' +
           read('CHANGES.rst')
-          ),
-      keywords = "file content mimetype",
-      classifiers = [
+      ),
+      keywords="file content mimetype",
+      classifiers=[
           'Development Status :: 5 - Production/Stable',
           'Environment :: Web Environment',
           'Intended Audience :: Developers',
@@ -65,7 +77,6 @@ def read(*rnames):
           'Programming Language :: Python :: 2',
           'Programming Language :: Python :: 2.7',
           'Programming Language :: Python :: 3',
-          'Programming Language :: Python :: 3.3',
           'Programming Language :: Python :: 3.4',
           'Programming Language :: Python :: 3.5',
           'Programming Language :: Python :: 3.6',
@@ -75,37 +86,29 @@ def read(*rnames):
           'Operating System :: OS Independent',
           'Topic :: Internet :: WWW/HTTP',
           'Framework :: Zope3'],
-      url='http://pypi.python.org/pypi/zope.mimetype',
+      url='https://github.com/zopefoundation/zope.mimetype',
       license='ZPL 2.1',
       packages=find_packages('src'),
-      package_dir = {'': 'src'},
+      package_dir={'': 'src'},
       namespace_packages=['zope'],
-      extras_require = dict(
-        test=[
-            'zope.component',
-            'zope.testing',
-            ]
-        ),
-      install_requires=['setuptools',
-                        'zope.browser',
-                        'zope.browserresource',
-                        'zope.component',
-                        'zope.configuration',
-                        'zope.contenttype>=3.5',
-                        'zope.event',
-                        'zope.formlib>=4.0',
-                        'zope.i18n',
-                        'zope.i18nmessageid',
-                        'zope.interface',
-                        'zope.publisher',
-                        'zope.schema',
-                        'zope.security',
-                        ],
-      tests_require=[
-            'zope.component',
-            'zope.testing',
-            ],
+      extras_require={
+          'test': TEST_REQUIRES,
+          'browser': BROWSER_REQUIRES,
+      },
+      install_requires=[
+          'setuptools',
+          'zope.component',
+          'zope.configuration',
+          'zope.contenttype>=3.5',
+          'zope.event',
+          'zope.i18n',
+          'zope.i18nmessageid',
+          'zope.interface',
+          'zope.schema',
+          'zope.security',
+      ],
+      tests_require=TEST_REQUIRES,
       test_suite='zope.mimetype.tests',
-      include_package_data = True,
-      zip_safe = False,
-      )
+      include_package_data=True,
+      zip_safe=False,
+)

src/zope/__init__.py

@@ -1 +1 @@
-__import__('pkg_resources').declare_namespace(__name__)
+__import__('pkg_resources').declare_namespace(__name__) # pragma: no cover

src/zope/mimetype/configure.txt → src/zope/mimetype/configure.rst

@@ -12,8 +12,18 @@ adapters and utilities and a couple of views:
 
   >>> XMLConfig('configure.zcml', zope.mimetype)()
 
-  >>> len(list(zope.component.getGlobalSiteManager().registeredUtilities())) >= 760
+  >>> len(list(zope.component.getGlobalSiteManager().registeredUtilities())) >= 755
   True
 
-  >>> len(list(zope.component.getGlobalSiteManager().registeredAdapters()))
-  107
+
+The 'zmi_icon' adapters are only installed if zope.browserresource
+is available:
+
+  >>> try:
+  ...    import zope.browserresource
+  ... except ImportError:
+  ...    expected = 1
+  ... else:
+  ...    expected = 107
+  >>> len(list(zope.component.getGlobalSiteManager().registeredAdapters())) == expected
+  True

src/zope/mimetype/configure.zcml

@@ -1,5 +1,6 @@
 <configure
     xmlns="http://namespaces.zope.org/zope"
+    xmlns:zcml="http://namespaces.zope.org/zcml"
     i18n_domain="zope.mimetype">
 
   <include package="zope.component" file="meta.zcml" />
@@ -21,25 +22,29 @@
       />
 
   <adapter factory=".contentinfo.ContentInfo"/>
-  <adapter factory=".source.CodecTerms"/>
-  <adapter factory=".source.ContentTypeTerms"/>
-
-  <view
-      type="zope.publisher.interfaces.browser.IBrowserRequest"
-      for="zope.schema.interfaces.IChoice
-           zope.mimetype.interfaces.ICodecSource"
-      provides="zope.formlib.interfaces.IInputWidget"
-      factory=".widget.TranslatableSourceDropdownWidget"
-      permission="zope.Public"
-      />
 
-  <view
-      type="zope.publisher.interfaces.browser.IBrowserRequest"
-      for="zope.schema.interfaces.IChoice
-           zope.mimetype.interfaces.IContentTypeSource"
-      provides="zope.formlib.interfaces.IInputWidget"
-      factory=".widget.TranslatableSourceDropdownWidget"
-      permission="zope.Public"
-      />
+  <configure zcml:condition="installed zope.browser">
+
+    <adapter factory=".source.CodecTerms"/>
+    <adapter factory=".source.ContentTypeTerms"/>
+
+    <view
+        type="zope.publisher.interfaces.browser.IBrowserRequest"
+        for="zope.schema.interfaces.IChoice
+             zope.mimetype.interfaces.ICodecSource"
+        provides="zope.formlib.interfaces.IInputWidget"
+        factory=".widget.TranslatableSourceDropdownWidget"
+        permission="zope.Public"
+        />
+
+    <view
+        type="zope.publisher.interfaces.browser.IBrowserRequest"
+        for="zope.schema.interfaces.IChoice
+             zope.mimetype.interfaces.IContentTypeSource"
+        provides="zope.formlib.interfaces.IInputWidget"
+        factory=".widget.TranslatableSourceDropdownWidget"
+        permission="zope.Public"
+        />
+  </configure>
 
 </configure>

src/zope/mimetype/tests/test_doctests.py

@@ -37,48 +37,58 @@
      r"builtins"),
     ])
 
+def optional_test_suite_setUp(required_module):
+
+    def setUp(test):
+        import importlib
+        try:
+            importlib.import_module(required_module)
+        except ImportError:
+            raise unittest.SkipTest("Required module %r missing" % (required_module,))
+        testing.setUp(test)
+    return setUp
 
 def test_suite():
     return unittest.TestSuite((
         doctest.DocFileSuite(
-                '../retrieving_mime_types.txt',
-                setUp=testing.setUp, tearDown=testing.tearDown,
-                checker=checker),
+            '../retrieving_mime_types.rst',
+            setUp=testing.setUp, tearDown=testing.tearDown,
+            checker=checker),
         doctest.DocFileSuite(
-                '../event.txt',
-                setUp=testing.setUp, tearDown=testing.tearDown,
-                globs={'print_function': print_function},
-                checker=checker),
+            '../event.rst',
+            setUp=testing.setUp, tearDown=testing.tearDown,
+            globs={'print_function': print_function},
+            checker=checker),
         doctest.DocFileSuite(
-                '../source.txt',
-                setUp=testing.setUp, tearDown=testing.tearDown,
-                checker=checker),
+            '../source.rst',
+            setUp=optional_test_suite_setUp('zope.browser'), tearDown=testing.tearDown,
+            checker=checker),
         doctest.DocFileSuite(
-                '../constraints.txt',
-                checker=checker),
+            '../constraints.rst',
+            checker=checker),
         doctest.DocFileSuite(
-                '../contentinfo.txt',
-                setUp=testing.setUp, tearDown=testing.tearDown,
-                checker=checker),
+            '../contentinfo.rst',
+            setUp=testing.setUp, tearDown=testing.tearDown,
+            checker=checker),
         doctest.DocFileSuite(
-                '../typegetter.txt',
-                checker=checker),
+            '../typegetter.rst',
+            checker=checker),
         doctest.DocFileSuite(
-                '../utils.txt',
-                checker=checker),
+            '../utils.rst',
+            checker=checker),
         doctest.DocFileSuite(
-                '../widget.txt',
-                setUp=testing.setUp, tearDown=testing.tearDown,
-                checker=checker),
+            '../widget.rst',
+            setUp=optional_test_suite_setUp('zope.publisher'), tearDown=testing.tearDown,
+            checker=checker),
         doctest.DocFileSuite(
-                '../codec.txt',
-                optionflags=doctest.NORMALIZE_WHITESPACE|doctest.ELLIPSIS,
-                checker=checker,
+            '../codec.rst',
+            optionflags=doctest.NORMALIZE_WHITESPACE|doctest.ELLIPSIS,
+            checker=checker,
         ),
         doctest.DocFileSuite(
-                '../configure.txt',
-                setUp=testing.setUp, tearDown=testing.tearDown,
-                checker=checker
+            '../configure.rst',
+            setUp=testing.setUp, tearDown=testing.tearDown,
+            checker=checker
         ),
     ))