[0.4.2b2] Release 0.4.2b2 release - fix format_error and punctuation in an error message.

Author: jhgg

graphql/core/error.py

@@ -40,10 +40,13 @@ def locations(self):
 
 
 def format_error(error):
-    return {
+    formatted_error = {
         'message': error.message,
-        'locations': [
+    }
+    if error.locations is not None:
+        formatted_error['locations'] = [
             {'line': loc.line, 'column': loc.column}
             for loc in error.locations
-            ],
-    }
+        ]
+
+    return formatted_error

graphql/core/execution/base.py

@@ -41,7 +41,7 @@ def __init__(self, schema, root, document_ast, operation_name, args, request_con
         for definition in document_ast.definitions:
             if isinstance(definition, ast.OperationDefinition):
                 if not operation_name and operation:
-                    raise GraphQLError('Must provide operation name if query contains multiple operations')
+                    raise GraphQLError('Must provide operation name if query contains multiple operations.')
 
                 if not operation_name or definition.name and definition.name.value == operation_name:
                     operation = definition

setup.py

@@ -2,7 +2,7 @@
 
 setup(
     name='graphql-core',
-    version='0.4.7b1',
+    version='0.4.7b2',
     description='GraphQL implementation for Python',
     url='https://github.com/graphql-python/graphql-core',
     download_url='https://github.com/graphql-python/graphql-core/releases',