我们从Python开源项目中，提取了以下32个代码示例，用于说明如何使用django.db.connections.close_all()。
def run_rsync(self): cmd = self.generate_rsync_command() logger.info('Running %s: %s', self.friendly_name, ' '.join(cmd)) # Close all DB connections before continuing with the rsync # command. Since it may take a while, the connection could get # dropped and we'd have issues later on. connections.close_all() try: output = check_output(cmd).decode('utf-8') returncode = 0 except CalledProcessError as e: returncode, output = e.returncode, e.output errstr = RSYNC_EXITCODES.get(returncode, 'Return code not matched') logging.warning( 'code: %s\nmsg: %s\nexception: %s', returncode, errstr, str(e)) if returncode not in RSYNC_HARMLESS_EXITCODES: raise logger.info( 'Rsync exited with code %s for %s. Output: %s', returncode, self.friendly_name, output)
def run(self): """ Sets up the live server and databases, and then loops over handling http requests. """ if self.connections_override: # Override this thread's database connections with the ones # provided by the main thread. for alias, conn in self.connections_override.items(): connections[alias] = conn try: # Create the handler for serving static and media files handler = self.static_handler(_MediaFilesHandler(WSGIHandler())) self.httpd = self._create_server(0) self.port = self.httpd.server_address[1] self.httpd.set_app(handler) self.is_ready.set() self.httpd.serve_forever() except Exception as e: self.error = e self.is_ready.set() finally: connections.close_all()
def run_from_argv(self, argv): """ Set up any environment changes requested (e.g., Python path and Django settings), then run this command. If the command raises a ``CommandError``, intercept it and print it sensibly to stderr. If the ``--traceback`` option is present or the raised ``Exception`` is not ``CommandError``, raise it. """ self._called_from_command_line = True parser = self.create_parser(argv[0], argv[1]) if self.use_argparse: options = parser.parse_args(argv[2:]) cmd_options = vars(options) # Move positional args out of options to mimic legacy optparse args = cmd_options.pop('args', ()) else: options, args = parser.parse_args(argv[2:]) cmd_options = vars(options) handle_default_options(options) try: self.execute(*args, **cmd_options) except Exception as e: if options.traceback or not isinstance(e, CommandError): raise # SystemCheckError takes care of its own formatting. if isinstance(e, SystemCheckError): self.stderr.write(str(e), lambda x: x) else: self.stderr.write('%s: %s' % (e.__class__.__name__, e)) sys.exit(1) finally: connections.close_all()
def run_from_argv(self, argv): """ Set up any environment changes requested (e.g., Python path and Django settings), then run this command. If the command raises a ``CommandError``, intercept it and print it sensibly to stderr. If the ``--traceback`` option is present or the raised ``Exception`` is not ``CommandError``, raise it. """ self._called_from_command_line = True parser = self.create_parser(argv[0], argv[1]) options = parser.parse_args(argv[2:]) cmd_options = vars(options) # Move positional args out of options to mimic legacy optparse args = cmd_options.pop('args', ()) handle_default_options(options) try: self.execute(*args, **cmd_options) except Exception as e: if options.traceback or not isinstance(e, CommandError): raise # SystemCheckError takes care of its own formatting. if isinstance(e, SystemCheckError): self.stderr.write(str(e), lambda x: x) else: self.stderr.write('%s: %s' % (e.__class__.__name__, e)) sys.exit(1) finally: connections.close_all()
def run_from_argv(self, argv): """ Set up any environment changes requested (e.g., Python path and Django settings), then run this command. If the command raises a ``CommandError``, intercept it and print it sensibly to stderr. If the ``--traceback`` option is present or the raised ``Exception`` is not ``CommandError``, raise it. """ self._called_from_command_line = True parser = self.create_parser(argv[0], argv[1]) options = parser.parse_args(argv[2:]) cmd_options = vars(options) # Move positional args out of options to mimic legacy optparse args = cmd_options.pop('args', ()) handle_default_options(options) try: self.execute(*args, **cmd_options) except Exception as e: if options.traceback or not isinstance(e, CommandError): raise # SystemCheckError takes care of its own formatting. if isinstance(e, SystemCheckError): self.stderr.write(str(e), lambda x: x) else: self.stderr.write('%s: %s' % (e.__class__.__name__, e)) sys.exit(1) finally: try: connections.close_all() except ImproperlyConfigured: # Ignore if connections aren't setup at this point (e.g. no # configured settings). pass
def run_from_argv(self, argv): """ Set up any environment changes requested (e.g., Python path and Django settings), then run this command. If the command raises a ``CommandError``, intercept it and print it sensibly to stderr. If the ``--traceback`` option is present or the raised ``Exception`` is not ``CommandError``, raise it. """ self._called_from_command_line = True parser = self.create_parser() options = parser.parse_args(argv) cmd_options = vars(options) # Move positional args out of options to mimic legacy optparse args = cmd_options.pop('args', ()) try: self.execute(*args, **cmd_options) except Exception as e: if self._django_options.traceback or not isinstance(e, CommandError): raise # SystemCheckError takes care of its own formatting. if isinstance(e, SystemCheckError): self.stderr.write(str(e), lambda x: x) else: self.stderr.write('%s: %s' % (e.__class__.__name__, e)) sys.exit(1) finally: try: connections.close_all() except ImproperlyConfigured: # Ignore if connections aren't setup at this point (e.g. no # configured settings). pass
def on_finish(self): connections.close_all()
