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* load application from factory function Use `ast.parse` to validate that the string passed to the CLI is either an attribute name or a function call. Use `ast.literal_eval` to parse any positional and keyword arguments to the function. Call the function to get the real application. Co-authored-by: Connor Brinton <connor.brinton@gmail.com> * test coverage for util.import_app * document app factory pattern
64 lines
1.7 KiB
Python
64 lines
1.7 KiB
Python
import functools
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import sys
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import unittest
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import platform
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from wsgiref.validate import validator
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HOST = "127.0.0.1"
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def create_app(name="World", count=1):
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message = (('Hello, %s!\n' % name) * count).encode("utf8")
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length = str(len(message))
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@validator
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def app(environ, start_response):
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"""Simplest possible application object"""
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status = '200 OK'
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response_headers = [
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('Content-type', 'text/plain'),
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('Content-Length', length),
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]
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start_response(status, response_headers)
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return iter([message])
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return app
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app = application = create_app()
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none_app = None
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def error_factory():
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raise TypeError("inner")
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def requires_mac_ver(*min_version):
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"""Decorator raising SkipTest if the OS is Mac OS X and the OS X
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version if less than min_version.
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For example, @requires_mac_ver(10, 5) raises SkipTest if the OS X version
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is lesser than 10.5.
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"""
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def decorator(func):
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@functools.wraps(func)
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def wrapper(*args, **kw):
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if sys.platform == 'darwin':
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version_txt = platform.mac_ver()[0]
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try:
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version = tuple(map(int, version_txt.split('.')))
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except ValueError:
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pass
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else:
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if version < min_version:
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min_version_txt = '.'.join(map(str, min_version))
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raise unittest.SkipTest(
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"Mac OS X %s or higher required, not %s"
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% (min_version_txt, version_txt))
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return func(*args, **kw)
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wrapper.min_version = min_version
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return wrapper
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return decorator
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