error handling - send message from graphql

[horheynm]

Before:

(.venv) george@Georges-MacBook-Pro sparsezoo % python3 '/Users/george/neuralmagic/sparsezoo/scratch/graohql.py'
Traceback (most recent call last):
  File "/Users/george/neuralmagic/sparsezoo/scratch/graohql.py", line 15, in <module>
    m = gql.fetch(operation_body=operation_body, fields=fields, arguments=arguments)
  File "/Users/george/neuralmagic/sparsezoo/src/sparsezoo/api/graphql.py", line 46, in fetch
    response_objects = self.make_request(
  File "/Users/george/neuralmagic/sparsezoo/src/sparsezoo/api/graphql.py", line 82, in make_request
    return response_json["data"][query.operation_body]
TypeError: 'NoneType' object is not subscriptable

After:

Traceback (most recent call last):
  File "/Users/george/neuralmagic/sparsezoo/scratch/graohql.py", line 15, in <module>
    m = gql.fetch(operation_body=operation_body, fields=fields, arguments=arguments)
  File "/Users/george/neuralmagic/sparsezoo/src/sparsezoo/api/graphql.py", line 47, in fetch
    response_objects = self.make_request(
  File "/Users/george/neuralmagic/sparsezoo/src/sparsezoo/api/exceptions.py", line 33, in inner_function
    return fn(*args, **kwargs)
  File "/Users/george/neuralmagic/sparsezoo/src/sparsezoo/api/graphql.py", line 81, in make_request
    validate_graphql_response(response=response, query_body=query.query_body)
  File "/Users/george/neuralmagic/sparsezoo/src/sparsezoo/api/exceptions.py", line 46, in validate_graphql_response
    raise InvalidQueryException(f"{response_json['errors']}\n{query_body}")
sparsezoo.api.exceptions.InvalidQueryException: [{'message': "Cannot query field 'blah' on type 'Query'.", 'locations': [{'line': 3, 'column': 9}]}]

    {
        blah (architecture: "bert",)
            {
               benchmarkResults { batchSize deviceInfo numCores recordedUnits recordedValue } 
            }
    }

[dfneuralmagic]

LGTM