Python six.create_bound_method函数代码示例

 def addMethods(self):
     # Add the auxiliary function specs to this Generator's namespace
     for auxfnname in self.funcspec._pyauxfns:
         fninfo = self.funcspec._pyauxfns[auxfnname]
         if not hasattr(self, fninfo[1]):
             # user-defined auxiliary functions
             # (built-ins are provided explicitly)
             if self._solver:
                 fnstr = fninfo[0].replace(self._solver.name, "ds._solver")
             ##                    self._funcreg[self._solver.name] = self._solver
             else:
                 fnstr = fninfo[0]
             try:
                 exec(fnstr)
             except:
                 print("Error in supplied auxiliary function code")
             self._funcreg[fninfo[1]] = ("self", fnstr)
             setattr(self, fninfo[1], six.create_bound_method(locals()[fninfo[1]], self))
             # user auxiliary function interface wrapper
             try:
                 uafi_code = self.funcspec._user_auxfn_interface[auxfnname]
                 try:
                     exec(uafi_code)
                 except:
                     print("Error in auxiliary function wrapper")
                     raise
                 setattr(self.auxfns, auxfnname, six.create_bound_method(locals()[auxfnname], self.auxfns))
                 self._funcreg[auxfnname] = ("", uafi_code)
             except KeyError:
                 # not a user-defined aux fn
                 pass
     if self.funcspec.targetlang == "python":
         # Add the spec function to this Generator's namespace
         fninfo = self.funcspec.spec
         if self._solver:
             fnstr = fninfo[0].replace(self._solver.name, "ds._solver")
         else:
             fnstr = fninfo[0]
         try:
             exec(fnstr)
         except:
             print("Error in supplied functional specification code")
             raise
         self._funcreg[fninfo[1]] = ("self", fnstr)
         setattr(self, fninfo[1], six.create_bound_method(locals()[fninfo[1]], self))
         # Add the auxiliary spec function (if present) to this
         # Generator's namespace
         if self.funcspec.auxspec != "":
             fninfo = self.funcspec.auxspec
             if self._solver:
                 fnstr = fninfo[0].replace(self._solver.name, "ds._solver")
             else:
                 fnstr = fninfo[0]
             try:
                 exec(fnstr)
             except:
                 print("Error in supplied auxiliary variable code")
                 raise
             self._funcreg[fninfo[1]] = ("self", fnstr)
             setattr(self, fninfo[1], six.create_bound_method(locals()[fninfo[1]], self))

    def __init__(self, in_attrs, client):
        """Construct a resource

        :param in_attrs: A dictionary of attributes, usually obtained from a
        JSON response.
        :param client: an instance of gocardless.Client
        """
        attrs = in_attrs.copy()
        self._raw_attrs = attrs.copy()
        self.id = attrs["id"]
        self.client = client
        if "sub_resource_uris" in attrs:
            #For each subresource_uri create a method which grabs data
            #from the URI and uses it to instantiate the relevant class
            #and return it.
            for name, uri in six.iteritems(attrs.pop("sub_resource_uris")):
                path = re.sub(".*/api/v1", "", uri)
                sub_klass = self._get_klass_from_name(name)
                def create_get_resource_func(the_path, the_klass):
                    # In python functions close over their environment so in
                    # order to create the correct closure we need a function
                    # creator, see
                    # http://stackoverflow.com/questions/233673/
                    #         lexical-closures-in-python/235764#235764
                    def get_resources(inst, **params):
                        data = inst.client.api_get(the_path, params=params)
                        return [the_klass(attrs, self.client) for attrs in data]
                    return get_resources
                res_func = create_get_resource_func(path, sub_klass)
                func_name = "{0}".format(name)
                res_func.name = func_name
                setattr(self, func_name,
                        six.create_bound_method(res_func, self))

        for fieldname in self.date_fields:
            val = attrs.pop(fieldname)
            if val is not None:
                setattr(self, fieldname,
                        datetime.datetime.strptime(val, "%Y-%m-%dT%H:%M:%SZ"))
            else:
                setattr(self, fieldname, None)

        for fieldname in self.reference_fields:
            id = attrs.pop(fieldname)
            def create_get_func(the_klass, the_id):
                def get_referenced_resource(inst):
                    return the_klass.find_with_client(the_id, self.client)
                return get_referenced_resource
            name = fieldname.replace("_id", "")
            klass = self._get_klass_from_name(name)
            func = create_get_func(klass, id)
            setattr(self, name, six.create_bound_method(func, self))

        for key, value in six.iteritems(attrs):
            setattr(self, key, value)

    def addMethods(self):
        """Add Python-specific functions to this object's methods."""

        # Add the auxiliary function specs to this Generator's namespace
        for auxfnname in self.funcspec._pyauxfns:
            fninfo = self.funcspec._pyauxfns[auxfnname]
            if not hasattr(self, fninfo[1]):
                # user-defined auxiliary functions
                # (built-ins are provided explicitly)
                try:
                    exec(fninfo[0])
                except:
                    print('Error in supplied auxiliary function code')
                self._funcreg[fninfo[1]] = ('self', fninfo[0])
                setattr(self, fninfo[1], six.create_bound_method(locals()[fninfo[1]], self))
                # user auxiliary function interface wrapper
                try:
                    uafi_code = self.funcspec._user_auxfn_interface[auxfnname]
                    try:
                        exec(uafi_code)
                    except:
                        print('Error in auxiliary function wrapper')
                        raise
                    setattr(self.auxfns, auxfnname,
                            six.create_bound_method(locals()[auxfnname], self.auxfns))
                    self._funcreg[auxfnname] = ('', uafi_code)
                except KeyError:
                    # not a user-defined aux fn
                    pass
        # Add the spec function to this Generator's namespace if
        # target language is python (otherwise integrator exposes it anyway)
        if self.funcspec.targetlang == 'python':
            fninfo = self.funcspec.spec
            try:
                exec(fninfo[0])
            except:
                print('Error in supplied functional specification code')
                raise
            self._funcreg[fninfo[1]] = ('self', fninfo[0])
            setattr(self, fninfo[1], six.create_bound_method(locals()[fninfo[1]], self))
            # Add the auxiliary spec function (if present) to this
            # Generator's namespace
            if self.funcspec.auxspec != '':
                fninfo = self.funcspec.auxspec
                try:
                    exec(fninfo[0])
                except:
                    print('Error in supplied auxiliary variable code')
                    raise
                self._funcreg[fninfo[1]] = ('self', fninfo[0])
                setattr(self, fninfo[1], six.create_bound_method(locals()[fninfo[1]], self))

 def load(Class, path):
     if not exists(path):
         raise IOError
     if path.endswith('.zip'):
         import geometryIO
         from crosscompute_table import pandas as pd
         [
             proj4,
             geometries,
             field_packs,
             field_definitions,
         ] = geometryIO.load(path)
         # Convert to (longitude, latitude)
         normalize_geometry = geometryIO.get_transformGeometry(
             proj4 or geometryIO.proj4LL)
         geometries = [normalize_geometry(x) for x in geometries]
         # Convert to (latitude, longitude)
         geometries = transform_geometries(geometries, drop_z)
         geometries = transform_geometries(geometries, flip_xy)
         # Generate table
         table = pd.DataFrame(
             field_packs, columns=[x[0] for x in field_definitions])
         table['WKT'] = [x.wkt for x in geometries]
     else:
         table = super(GeotableType, Class).load(path)
     # TODO: Consider whether there is a better way to do this
     table.interpret = create_bound_method(_interpret, table)
     return table

    def get_request(
        self, package=None, perms="", user=None, use_base_url=False, path=None
    ):
        """ Construct a fake request """
        request = MagicMock()
        request.registry.fallback = self.fallback
        request.registry.always_show_upstream = self.always_show_upstream
        request.registry.fallback_url = self.fallback_url
        request.registry.fallback_base_url = (
            self.fallback_base_url if use_base_url else None
        )
        request.userid = user
        request.access.can_update_cache = lambda: "c" in perms
        request.access.has_permission.side_effect = lambda n, p: "r" in perms
        request.is_logged_in = user is not None
        request.request_login = six.create_bound_method(_request_login, request)
        pkgs = []
        if package is not None:
            pkgs.append(package)

        if path is not None:
            request.path = path

        request.db.all.return_value = pkgs
        return request

    def __getattr__(self, name):
        fun = None
        if re.match("__.*__", name):
            # This is a python internal name, skip it
            raise AttributeError

        # try it bare
        llib = getattr(self, "lib")
        try:
            fun = getattr(llib, name)
        except AttributeError:
            for prefix in self.prefixes:
                try:
                    # wrap it
                    fun = getattr(llib, prefix + name)
                    break
                except AttributeError:
                    pass
        if fun is None:
            # Return a proxy class to generate a good error on call
            error_printer = ErrorPrinter(name, self.prefixes)
            setattr(self, name, error_printer)
            return error_printer

        if not callable(fun):  # pragma: no cover
            setattr(self, name, fun)
            return fun

        new_fun = self.check_wrap(fun, name)
        new_method = six.create_bound_method(new_fun, self)

        # Store the wrapper function into the instance
        # to prevent a second lookup
        setattr(self, name, new_method)
        return new_method

    def test_365_calendar(self):
        f = mock.MagicMock(
            lbtim=SplittableInt(4, {"ia": 2, "ib": 1, "ic": 0}),
            lbyr=2013,
            lbmon=1,
            lbdat=1,
            lbhr=12,
            lbmin=0,
            lbsec=0,
            spec=PPField3,
        )
        f.time_unit = six.create_bound_method(PPField3.time_unit, f)
        f.calendar = cf_units.CALENDAR_365_DAY
        (
            factories,
            references,
            standard_name,
            long_name,
            units,
            attributes,
            cell_methods,
            dim_coords_and_dims,
            aux_coords_and_dims,
        ) = convert(f)

        def is_t_coord(coord_and_dims):
            coord, dims = coord_and_dims
            return coord.standard_name == "time"

        coords_and_dims = list(filter(is_t_coord, aux_coords_and_dims))
        self.assertEqual(len(coords_and_dims), 1)
        coord, dims = coords_and_dims[0]
        self.assertEqual(guess_coord_axis(coord), "T")
        self.assertEqual(coord.units.calendar, "365_day")

 def __init__(self, suite, processes, failfast):
     # type: (TestSuite, int, bool) -> None
     super(ParallelTestSuite, self).__init__(suite, processes, failfast)
     self.subsuites = SubSuiteList(self.subsuites)  # type: SubSuiteList
     # ParallelTestSuite expects this to be a bound method so it can access
     # __func__ when passing it to multiprocessing.
     method = partial(run_subsuite, suite.collect_coverage)
     self.run_subsuite = six.create_bound_method(cast(types.FunctionType, method), self)

def register_extension_method(ext, base, *args, **kwargs):
    """Register the given extension method as a public attribute of the given base.

    README: The expected protocol here is that the given extension method is an unbound function.
    It will be bound to the specified base as a method, and then set as a public attribute of that
    base.
    """
    bound_method = create_bound_method(ext.plugin, base)
    setattr(base, ext.name.lstrip('_'), bound_method)

    def bind_default_handler(self, obj, name):
        """Bind the default handler method to `obj` as attribute `name`.

        This could also be implemented as a mixin class.
        """
        assert self.default_handler is not None, '%s has no default handler method, cannot bind' % self.__class__.__name__
        setattr(obj, name, six.create_bound_method(self.default_handler, obj))
        log.debug("Bound default message handler '%s.%s' to %s", self.__class__.__name__, self.default_handler.__name__,
                  getattr(obj, name))

def test_create_bound_method():
    class X(object):
        pass
    def f(self):
        return self
    x = X()
    b = six.create_bound_method(f, x)
    assert isinstance(b, types.MethodType)
    assert b() is x

    def test_autospec_on_bound_builtin_function(self):
        meth = six.create_bound_method(time.ctime, time.time())
        self.assertIsInstance(meth(), str)
        mocked = create_autospec(meth)

        # no signature, so no spec to check against
        mocked()
        mocked.assert_called_once_with()
        mocked.reset_mock()
        mocked(4, 5, 6)
        mocked.assert_called_once_with(4, 5, 6)

def client(app):
    client = app.test_client()

    def get_session_cookie(self):
        return self.cookie_jar._cookies['localhost.local']['/']['session']

    client.get_session_cookie = six.create_bound_method(
        get_session_cookie, client,
    )

    return client

def add_context_manager_support(obj):
    """ Add empty __enter__ and __exit__ methods on a given object.

    This function is required to be called on any object used by the data()
    methods on the stores. They are supposed to be file-like byte streams.
    Adding the support for using them as context managers allows us to make
    sure we clean the resources when a proper __exit__ method is available.

    """

    def __enter__(self):
        return self

    def __exit__(self, *args):
        pass

    if not hasattr(obj, '__enter__'):
        obj.__enter__ = create_bound_method(__enter__, obj)
    if not hasattr(obj, '__exit__'):
        obj.__exit__ = create_bound_method(__exit__, obj)

    return obj

 def _create_action_method(self, i, action):
     # PP saving style action. No return value, e.g. "pp.lbft = 3".
     ns = locals().copy()
     exec(compile('def _f(self, field, f, pp, grib, cm): %s' % (action, ),
                  '<string>',
                  'exec'),
          globals(),
          ns)
     # Make it a method of ours.
     method = six.create_bound_method(ns['_f'], self)
     setattr(self, '_exec_action_%d' % (i, ), method)
     # Add to our list of actions.
     self._exec_actions.append(method)