The TagResource api call method does not seem to be available.  Get a 404 (NOT FOUND) when calling this method.
return error_response('Function already exist: %s' %
                lambda_name, 409, error_type='ResourceConflictException')
        arn_to_lambda[arn] = func_details = LambdaFunction(arn)
        func_details.versions = {'$LATEST': {'CodeSize': 50}}
        func_details.handler = data['Handler']
        func_details.runtime = data['Runtime']
        func_details.envvars = data.get('Environment', {}).get('Variables', {})
        func_details.timeout = data.get('Timeout')
        result = set_function_code(data['Code'], lambda_name)
        if isinstance(result, Response):
            del arn_to_lambda[arn]
            return result
        result.update({
            'DeadLetterConfig': data.get('DeadLetterConfig'),
            'Description': data.get('Description'),
            'Environment': {'Error': {}, 'Variables': func_details.envvars},
            'FunctionArn': arn,
            'FunctionName': lambda_name,
            'Handler': func_details.handler,
            'MemorySize': data.get('MemorySize'),
            'Role': data.get('Role'),
            'Runtime': func_details.runtime,
            'Timeout': data.get('Timeout'),
            'TracingConfig': {},
            'VpcConfig': {'SecurityGroupIds': [None], 'SubnetIds': [None], 'VpcId': None}
        })
        if data.get('Publish', False):
            result['Version'] = publish_new_function_version(arn)['Version']
        return jsonify(result or {})
    except Exception as e: