def get_content_formats(instances=False):
content_formats = app.config.get(
'CONTENT_FORMATS',
{
'markdown': {
'choice_text': 'Markdown',
'help_text': 'Markdown text editor',
'content_format_class':
'quokka.core.content.formats.MarkdownFormat'
}
}
)
if instances:
for _, data in content_formats:
data['content_format_instance'] = import_string(
data['content_format_class']
)()
return content_formats
python类import_string()的实例源码
def parse_config(obj):
"""
Parses given config either from a file or from an object. Method borrowed
from Flask.
:param obj: The config to parse.
:type obj: any
:return: A dictionary containing the parsed Flask config
:rtype: dict
"""
config = {}
if isinstance(obj, (str, unicode)):
obj = import_string(obj)
for key in dir(obj):
if key.isupper():
config[key] = getattr(obj, key)
return config
def dispatch_url(self, url_string):
url, url_adapter, query_args = self.parse_url(url_string)
try:
endpoint, kwargs = url_adapter.match()
except NotFound:
raise NotSupported(url_string)
except RequestRedirect as e:
new_url = "{0.new_url}?{1}".format(e, url_encode(query_args))
return self.dispatch_url(new_url)
try:
handler = import_string(endpoint)
request = Request(url=url, args=query_args)
return handler(request, **kwargs)
except RequestRedirect as e:
return self.dispatch_url(e.new_url)
def xml(self):
"""Get an etree if possible."""
if 'xml' not in self.mimetype:
raise AttributeError(
'Not a XML response (Content-Type: %s)'
% self.mimetype)
for module in ['xml.etree.ElementTree', 'ElementTree',
'elementtree.ElementTree']:
etree = import_string(module, silent=True)
if etree is not None:
return etree.XML(self.body)
raise RuntimeError('You must have ElementTree installed '
'to use TestResponse.xml')
def main():
'''A simple command-line interface for :py:func:`run_simple`.'''
# in contrast to argparse, this works at least under Python < 2.7
import optparse
from werkzeug.utils import import_string
parser = optparse.OptionParser(
usage='Usage: %prog [options] app_module:app_object')
parser.add_option('-b', '--bind', dest='address',
help='The hostname:port the app should listen on.')
parser.add_option('-d', '--debug', dest='use_debugger',
action='store_true', default=False,
help='Use Werkzeug\'s debugger.')
parser.add_option('-r', '--reload', dest='use_reloader',
action='store_true', default=False,
help='Reload Python process if modules change.')
options, args = parser.parse_args()
hostname, port = None, None
if options.address:
address = options.address.split(':')
hostname = address[0]
if len(address) > 1:
port = address[1]
if len(args) != 1:
sys.stdout.write('No application supplied, or too much. See --help\n')
sys.exit(1)
app = import_string(args[0])
run_simple(
hostname=(hostname or '127.0.0.1'), port=int(port or 5000),
application=app, use_reloader=options.use_reloader,
use_debugger=options.use_debugger
)
def iter_suites():
"""Yields all testsuites."""
for module in find_modules(__name__):
mod = import_string(module)
if hasattr(mod, 'suite'):
yield mod.suite()
def from_object(self, obj):
"""Updates the values from the given object. An object can be of one
of the following two types:
- a string: in this case the object with that name will be imported
- an actual object reference: that object is used directly
Objects are usually either modules or classes.
Just the uppercase variables in that object are stored in the config.
Example usage::
app.config.from_object('yourapplication.default_config')
from yourapplication import default_config
app.config.from_object(default_config)
You should not use this function to load the actual configuration but
rather configuration defaults. The actual config should be loaded
with :meth:`from_pyfile` and ideally from a location not within the
package because the package might be installed system wide.
:param obj: an import name or object
"""
if isinstance(obj, string_types):
obj = import_string(obj)
for key in dir(obj):
if key.isupper():
self[key] = getattr(obj, key)
def xml(self):
"""Get an etree if possible."""
if 'xml' not in self.mimetype:
raise AttributeError(
'Not a XML response (Content-Type: %s)'
% self.mimetype)
for module in ['xml.etree.ElementTree', 'ElementTree',
'elementtree.ElementTree']:
etree = import_string(module, silent=True)
if etree is not None:
return etree.XML(self.body)
raise RuntimeError('You must have ElementTree installed '
'to use TestResponse.xml')
def main():
'''A simple command-line interface for :py:func:`run_simple`.'''
# in contrast to argparse, this works at least under Python < 2.7
import optparse
from werkzeug.utils import import_string
parser = optparse.OptionParser(
usage='Usage: %prog [options] app_module:app_object')
parser.add_option('-b', '--bind', dest='address',
help='The hostname:port the app should listen on.')
parser.add_option('-d', '--debug', dest='use_debugger',
action='store_true', default=False,
help='Use Werkzeug\'s debugger.')
parser.add_option('-r', '--reload', dest='use_reloader',
action='store_true', default=False,
help='Reload Python process if modules change.')
options, args = parser.parse_args()
hostname, port = None, None
if options.address:
address = options.address.split(':')
hostname = address[0]
if len(address) > 1:
port = address[1]
if len(args) != 1:
sys.stdout.write('No application supplied, or too much. See --help\n')
sys.exit(1)
app = import_string(args[0])
run_simple(
hostname=(hostname or '127.0.0.1'), port=int(port or 5000),
application=app, use_reloader=options.use_reloader,
use_debugger=options.use_debugger
)
def from_object(self, obj):
"""Updates the values from the given object. An object can be of one
of the following two types:
- a string: in this case the object with that name will be imported
- an actual object reference: that object is used directly
Objects are usually either modules or classes.
Just the uppercase variables in that object are stored in the config.
Example usage::
app.config.from_object('yourapplication.default_config')
from yourapplication import default_config
app.config.from_object(default_config)
You should not use this function to load the actual configuration but
rather configuration defaults. The actual config should be loaded
with :meth:`from_pyfile` and ideally from a location not within the
package because the package might be installed system wide.
:param obj: an import name or object
"""
if isinstance(obj, string_types):
obj = import_string(obj)
for key in dir(obj):
if key.isupper():
self[key] = getattr(obj, key)
def xml(self):
"""Get an etree if possible."""
if 'xml' not in self.mimetype:
raise AttributeError(
'Not a XML response (Content-Type: %s)'
% self.mimetype)
for module in ['xml.etree.ElementTree', 'ElementTree',
'elementtree.ElementTree']:
etree = import_string(module, silent=True)
if etree is not None:
return etree.XML(self.body)
raise RuntimeError('You must have ElementTree installed '
'to use TestResponse.xml')
def main():
'''A simple command-line interface for :py:func:`run_simple`.'''
# in contrast to argparse, this works at least under Python < 2.7
import optparse
from werkzeug.utils import import_string
parser = optparse.OptionParser(
usage='Usage: %prog [options] app_module:app_object')
parser.add_option('-b', '--bind', dest='address',
help='The hostname:port the app should listen on.')
parser.add_option('-d', '--debug', dest='use_debugger',
action='store_true', default=False,
help='Use Werkzeug\'s debugger.')
parser.add_option('-r', '--reload', dest='use_reloader',
action='store_true', default=False,
help='Reload Python process if modules change.')
options, args = parser.parse_args()
hostname, port = None, None
if options.address:
address = options.address.split(':')
hostname = address[0]
if len(address) > 1:
port = address[1]
if len(args) != 1:
sys.stdout.write('No application supplied, or too much. See --help\n')
sys.exit(1)
app = import_string(args[0])
run_simple(
hostname=(hostname or '127.0.0.1'), port=int(port or 5000),
application=app, use_reloader=options.use_reloader,
use_debugger=options.use_debugger
)
def iter_suites():
"""Yields all testsuites."""
for module in find_modules(__name__):
mod = import_string(module)
if hasattr(mod, 'suite'):
yield mod.suite()
def from_object(self, obj):
"""Updates the values from the given object. An object can be of one
of the following two types:
- a string: in this case the object with that name will be imported
- an actual object reference: that object is used directly
Objects are usually either modules or classes.
Just the uppercase variables in that object are stored in the config.
Example usage::
app.config.from_object('yourapplication.default_config')
from yourapplication import default_config
app.config.from_object(default_config)
You should not use this function to load the actual configuration but
rather configuration defaults. The actual config should be loaded
with :meth:`from_pyfile` and ideally from a location not within the
package because the package might be installed system wide.
:param obj: an import name or object
"""
if isinstance(obj, string_types):
obj = import_string(obj)
for key in dir(obj):
if key.isupper():
self[key] = getattr(obj, key)
def get_format(obj):
content_formats = get_content_formats()
try:
obj_content_format = content_formats[obj['content_format']]
content_format = import_string(
obj_content_format['content_format_class']
)()
return content_format
except (KeyError):
return PlainFormat()
def xml(self):
"""Get an etree if possible."""
if 'xml' not in self.mimetype:
raise AttributeError(
'Not a XML response (Content-Type: %s)'
% self.mimetype)
for module in ['xml.etree.ElementTree', 'ElementTree',
'elementtree.ElementTree']:
etree = import_string(module, silent=True)
if etree is not None:
return etree.XML(self.body)
raise RuntimeError('You must have ElementTree installed '
'to use TestResponse.xml')
def main():
'''A simple command-line interface for :py:func:`run_simple`.'''
# in contrast to argparse, this works at least under Python < 2.7
import optparse
from werkzeug.utils import import_string
parser = optparse.OptionParser(
usage='Usage: %prog [options] app_module:app_object')
parser.add_option('-b', '--bind', dest='address',
help='The hostname:port the app should listen on.')
parser.add_option('-d', '--debug', dest='use_debugger',
action='store_true', default=False,
help='Use Werkzeug\'s debugger.')
parser.add_option('-r', '--reload', dest='use_reloader',
action='store_true', default=False,
help='Reload Python process if modules change.')
options, args = parser.parse_args()
hostname, port = None, None
if options.address:
address = options.address.split(':')
hostname = address[0]
if len(address) > 1:
port = address[1]
if len(args) != 1:
sys.stdout.write('No application supplied, or too much. See --help\n')
sys.exit(1)
app = import_string(args[0])
run_simple(
hostname=(hostname or '127.0.0.1'), port=int(port or 5000),
application=app, use_reloader=options.use_reloader,
use_debugger=options.use_debugger
)
def from_object(self, obj):
"""Updates the values from the given object. An object can be of one
of the following two types:
- a string: in this case the object with that name will be imported
- an actual object reference: that object is used directly
Objects are usually either modules or classes. :meth:`from_object`
loads only the uppercase attributes of the module/class. A ``dict``
object will not work with :meth:`from_object` because the keys of a
``dict`` are not attributes of the ``dict`` class.
Example of module-based configuration::
app.config.from_object('yourapplication.default_config')
from yourapplication import default_config
app.config.from_object(default_config)
You should not use this function to load the actual configuration but
rather configuration defaults. The actual config should be loaded
with :meth:`from_pyfile` and ideally from a location not within the
package because the package might be installed system wide.
See :ref:`config-dev-prod` for an example of class-based configuration
using :meth:`from_object`.
:param obj: an import name or object
"""
if isinstance(obj, string_types):
obj = import_string(obj)
for key in dir(obj):
if key.isupper():
self[key] = getattr(obj, key)
def xml(self):
"""Get an etree if possible."""
if 'xml' not in self.mimetype:
raise AttributeError(
'Not a XML response (Content-Type: %s)'
% self.mimetype)
for module in ['xml.etree.ElementTree', 'ElementTree',
'elementtree.ElementTree']:
etree = import_string(module, silent=True)
if etree is not None:
return etree.XML(self.body)
raise RuntimeError('You must have ElementTree installed '
'to use TestResponse.xml')
def main():
'''A simple command-line interface for :py:func:`run_simple`.'''
# in contrast to argparse, this works at least under Python < 2.7
import optparse
from werkzeug.utils import import_string
parser = optparse.OptionParser(
usage='Usage: %prog [options] app_module:app_object')
parser.add_option('-b', '--bind', dest='address',
help='The hostname:port the app should listen on.')
parser.add_option('-d', '--debug', dest='use_debugger',
action='store_true', default=False,
help='Use Werkzeug\'s debugger.')
parser.add_option('-r', '--reload', dest='use_reloader',
action='store_true', default=False,
help='Reload Python process if modules change.')
options, args = parser.parse_args()
hostname, port = None, None
if options.address:
address = options.address.split(':')
hostname = address[0]
if len(address) > 1:
port = address[1]
if len(args) != 1:
sys.stdout.write('No application supplied, or too much. See --help\n')
sys.exit(1)
app = import_string(args[0])
run_simple(
hostname=(hostname or '127.0.0.1'), port=int(port or 5000),
application=app, use_reloader=options.use_reloader,
use_debugger=options.use_debugger
)
def xml(self):
"""Get an etree if possible."""
if 'xml' not in self.mimetype:
raise AttributeError(
'Not a XML response (Content-Type: %s)'
% self.mimetype)
for module in ['xml.etree.ElementTree', 'ElementTree',
'elementtree.ElementTree']:
etree = import_string(module, silent=True)
if etree is not None:
return etree.XML(self.body)
raise RuntimeError('You must have ElementTree installed '
'to use TestResponse.xml')
def main():
'''A simple command-line interface for :py:func:`run_simple`.'''
# in contrast to argparse, this works at least under Python < 2.7
import optparse
from werkzeug.utils import import_string
parser = optparse.OptionParser(
usage='Usage: %prog [options] app_module:app_object')
parser.add_option('-b', '--bind', dest='address',
help='The hostname:port the app should listen on.')
parser.add_option('-d', '--debug', dest='use_debugger',
action='store_true', default=False,
help='Use Werkzeug\'s debugger.')
parser.add_option('-r', '--reload', dest='use_reloader',
action='store_true', default=False,
help='Reload Python process if modules change.')
options, args = parser.parse_args()
hostname, port = None, None
if options.address:
address = options.address.split(':')
hostname = address[0]
if len(address) > 1:
port = address[1]
if len(args) != 1:
sys.stdout.write('No application supplied, or too much. See --help\n')
sys.exit(1)
app = import_string(args[0])
run_simple(
hostname=(hostname or '127.0.0.1'), port=int(port or 5000),
application=app, use_reloader=options.use_reloader,
use_debugger=options.use_debugger
)
def xml(self):
"""Get an etree if possible."""
if 'xml' not in self.mimetype:
raise AttributeError(
'Not a XML response (Content-Type: %s)'
% self.mimetype)
for module in ['xml.etree.ElementTree', 'ElementTree',
'elementtree.ElementTree']:
etree = import_string(module, silent=True)
if etree is not None:
return etree.XML(self.body)
raise RuntimeError('You must have ElementTree installed '
'to use TestResponse.xml')
def main():
'''A simple command-line interface for :py:func:`run_simple`.'''
# in contrast to argparse, this works at least under Python < 2.7
import optparse
from werkzeug.utils import import_string
parser = optparse.OptionParser(
usage='Usage: %prog [options] app_module:app_object')
parser.add_option('-b', '--bind', dest='address',
help='The hostname:port the app should listen on.')
parser.add_option('-d', '--debug', dest='use_debugger',
action='store_true', default=False,
help='Use Werkzeug\'s debugger.')
parser.add_option('-r', '--reload', dest='use_reloader',
action='store_true', default=False,
help='Reload Python process if modules change.')
options, args = parser.parse_args()
hostname, port = None, None
if options.address:
address = options.address.split(':')
hostname = address[0]
if len(address) > 1:
port = address[1]
if len(args) != 1:
sys.stdout.write('No application supplied, or too much. See --help\n')
sys.exit(1)
app = import_string(args[0])
run_simple(
hostname=(hostname or '127.0.0.1'), port=int(port or 5000),
application=app, use_reloader=options.use_reloader,
use_debugger=options.use_debugger
)
def xml(self):
"""Get an etree if possible."""
if 'xml' not in self.mimetype:
raise AttributeError(
'Not a XML response (Content-Type: %s)'
% self.mimetype)
for module in ['xml.etree.ElementTree', 'ElementTree',
'elementtree.ElementTree']:
etree = import_string(module, silent=True)
if etree is not None:
return etree.XML(self.body)
raise RuntimeError('You must have ElementTree installed '
'to use TestResponse.xml')
def main():
'''A simple command-line interface for :py:func:`run_simple`.'''
# in contrast to argparse, this works at least under Python < 2.7
import optparse
from werkzeug.utils import import_string
parser = optparse.OptionParser(
usage='Usage: %prog [options] app_module:app_object')
parser.add_option('-b', '--bind', dest='address',
help='The hostname:port the app should listen on.')
parser.add_option('-d', '--debug', dest='use_debugger',
action='store_true', default=False,
help='Use Werkzeug\'s debugger.')
parser.add_option('-r', '--reload', dest='use_reloader',
action='store_true', default=False,
help='Reload Python process if modules change.')
options, args = parser.parse_args()
hostname, port = None, None
if options.address:
address = options.address.split(':')
hostname = address[0]
if len(address) > 1:
port = address[1]
if len(args) != 1:
sys.stdout.write('No application supplied, or too much. See --help\n')
sys.exit(1)
app = import_string(args[0])
run_simple(
hostname=(hostname or '127.0.0.1'), port=int(port or 5000),
application=app, use_reloader=options.use_reloader,
use_debugger=options.use_debugger
)
def iter_suites():
"""Yields all testsuites."""
for module in find_modules(__name__):
mod = import_string(module)
if hasattr(mod, 'suite'):
yield mod.suite()
def from_object(self, obj):
"""Updates the values from the given object. An object can be of one
of the following two types:
- a string: in this case the object with that name will be imported
- an actual object reference: that object is used directly
Objects are usually either modules or classes.
Just the uppercase variables in that object are stored in the config.
Example usage::
app.config.from_object('yourapplication.default_config')
from yourapplication import default_config
app.config.from_object(default_config)
You should not use this function to load the actual configuration but
rather configuration defaults. The actual config should be loaded
with :meth:`from_pyfile` and ideally from a location not within the
package because the package might be installed system wide.
:param obj: an import name or object
"""
if isinstance(obj, string_types):
obj = import_string(obj)
for key in dir(obj):
if key.isupper():
self[key] = getattr(obj, key)
def obj_or_import_string(value, default=None):
"""Import string or return object.
:params value: Import path or class object to instantiate.
:params default: Default object to return if the import fails.
:returns: The imported object.
"""
if isinstance(value, str):
return import_string(value)
elif value:
return value
return default
def xml(self):
"""Get an etree if possible."""
if 'xml' not in self.mimetype:
raise AttributeError(
'Not a XML response (Content-Type: %s)'
% self.mimetype)
for module in ['xml.etree.ElementTree', 'ElementTree',
'elementtree.ElementTree']:
etree = import_string(module, silent=True)
if etree is not None:
return etree.XML(self.body)
raise RuntimeError('You must have ElementTree installed '
'to use TestResponse.xml')
