'Run the middleware and then call the original WSGI application.'

def __call__(self, environ, start_response):

    if (environ['REQUEST_METHOD'] == 'GET'):
        try:
            del environ['CONTENT_TYPE']
        except KeyError:
            pass
        else:
            logger.debug('Remove    header    "Content-Type"    from    GET    request')
    return self.app(environ, start_response)
