Python django.db.router.allow_migrate() Examples

The following are 29 code examples of django.db.router.allow_migrate(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module django.db.router , or try the search function .
Example #1
Source File: special.py    From python with Apache License 2.0 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.sql)
Example #2
Source File: __init__.py    From python2017 with MIT License 5 votes vote down vote up 
def _check_backend_specific_checks(self, **kwargs):
        app_label = self.model._meta.app_label
        for db in connections:
            if router.allow_migrate(db, app_label, model_name=self.model._meta.model_name):
                return connections[db].validation.check_field(self, **kwargs)
        return []
Example #3
Source File: special.py    From python2017 with MIT License 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_code is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self.reverse_code(from_state.apps, schema_editor)
Example #4
Source File: special.py    From python2017 with MIT License 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        # RunPython has access to all models. Ensure that all models are
        # reloaded in case any are delayed.
        from_state.clear_delayed_apps_cache()
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            # We now execute the Python code in a context that contains a 'models'
            # object, representing the versioned models as an app registry.
            # We could try to override the global cache, but then people will still
            # use direct imports, so we go with a documentation approach instead.
            self.code(from_state.apps, schema_editor)
Example #5
Source File: special.py    From python2017 with MIT License 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_sql is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.reverse_sql)
Example #6
Source File: special.py    From python2017 with MIT License 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.sql)
Example #7
Source File: __init__.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def _check_backend_specific_checks(self, **kwargs):
        app_label = self.model._meta.app_label
        for db in connections:
            if router.allow_migrate(db, app_label, model=self.model):
                return connections[db].validation.check_field(self, **kwargs)
        return []
Example #8
Source File: special.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_code is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self.reverse_code(from_state.apps, schema_editor)
Example #9
Source File: special.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            # We now execute the Python code in a context that contains a 'models'
            # object, representing the versioned models as an app registry.
            # We could try to override the global cache, but then people will still
            # use direct imports, so we go with a documentation approach instead.
            self.code(from_state.apps, schema_editor)
Example #10
Source File: special.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_sql is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.reverse_sql)
Example #11
Source File: special.py    From openhgsenti with Apache License 2.0 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.sql)
Example #12
Source File: __init__.py    From python with Apache License 2.0 5 votes vote down vote up 
def _check_backend_specific_checks(self, **kwargs):
        app_label = self.model._meta.app_label
        for db in connections:
            if router.allow_migrate(db, app_label, model_name=self.model._meta.model_name):
                return connections[db].validation.check_field(self, **kwargs)
        return []
Example #13
Source File: special.py    From python with Apache License 2.0 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_code is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self.reverse_code(from_state.apps, schema_editor)
Example #14
Source File: special.py    From python with Apache License 2.0 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        # RunPython has access to all models. Ensure that all models are
        # reloaded in case any are delayed.
        from_state.clear_delayed_apps_cache()
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            # We now execute the Python code in a context that contains a 'models'
            # object, representing the versioned models as an app registry.
            # We could try to override the global cache, but then people will still
            # use direct imports, so we go with a documentation approach instead.
            self.code(from_state.apps, schema_editor)
Example #15
Source File: special.py    From python with Apache License 2.0 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_sql is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.reverse_sql)
Example #16
Source File: special.py    From GTDWeb with GNU General Public License v2.0 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.sql)
Example #17
Source File: __init__.py    From Hands-On-Application-Development-with-PyCharm with MIT License 5 votes vote down vote up 
def _check_backend_specific_checks(self, **kwargs):
        app_label = self.model._meta.app_label
        for db in connections:
            if router.allow_migrate(db, app_label, model_name=self.model._meta.model_name):
                return connections[db].validation.check_field(self, **kwargs)
        return []
Example #18
Source File: special.py    From Hands-On-Application-Development-with-PyCharm with MIT License 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_code is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self.reverse_code(from_state.apps, schema_editor)
Example #19
Source File: special.py    From Hands-On-Application-Development-with-PyCharm with MIT License 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        # RunPython has access to all models. Ensure that all models are
        # reloaded in case any are delayed.
        from_state.clear_delayed_apps_cache()
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            # We now execute the Python code in a context that contains a 'models'
            # object, representing the versioned models as an app registry.
            # We could try to override the global cache, but then people will still
            # use direct imports, so we go with a documentation approach instead.
            self.code(from_state.apps, schema_editor)
Example #20
Source File: special.py    From Hands-On-Application-Development-with-PyCharm with MIT License 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_sql is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.reverse_sql)
Example #21
Source File: special.py    From Hands-On-Application-Development-with-PyCharm with MIT License 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.sql)
Example #22
Source File: __init__.py    From bioforum with MIT License 5 votes vote down vote up 
def _check_backend_specific_checks(self, **kwargs):
        app_label = self.model._meta.app_label
        for db in connections:
            if router.allow_migrate(db, app_label, model_name=self.model._meta.model_name):
                return connections[db].validation.check_field(self, **kwargs)
        return []
Example #23
Source File: special.py    From bioforum with MIT License 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_code is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self.reverse_code(from_state.apps, schema_editor)
Example #24
Source File: special.py    From bioforum with MIT License 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        # RunPython has access to all models. Ensure that all models are
        # reloaded in case any are delayed.
        from_state.clear_delayed_apps_cache()
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            # We now execute the Python code in a context that contains a 'models'
            # object, representing the versioned models as an app registry.
            # We could try to override the global cache, but then people will still
            # use direct imports, so we go with a documentation approach instead.
            self.code(from_state.apps, schema_editor)
Example #25
Source File: special.py    From bioforum with MIT License 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_sql is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.reverse_sql)
Example #26
Source File: special.py    From bioforum with MIT License 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.sql)
Example #27
Source File: special.py    From GTDWeb with GNU General Public License v2.0 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_code is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self.reverse_code(from_state.apps, schema_editor)
Example #28
Source File: special.py    From GTDWeb with GNU General Public License v2.0 5 votes vote down vote up 
def database_forwards(self, app_label, schema_editor, from_state, to_state):
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            # We now execute the Python code in a context that contains a 'models'
            # object, representing the versioned models as an app registry.
            # We could try to override the global cache, but then people will still
            # use direct imports, so we go with a documentation approach instead.
            self.code(from_state.apps, schema_editor)
Example #29
Source File: special.py    From GTDWeb with GNU General Public License v2.0 5 votes vote down vote up 
def database_backwards(self, app_label, schema_editor, from_state, to_state):
        if self.reverse_sql is None:
            raise NotImplementedError("You cannot reverse this operation")
        if router.allow_migrate(schema_editor.connection.alias, app_label, **self.hints):
            self._run_sql(schema_editor, self.reverse_sql)