Improve experimental imports and install cyordereddict for travis tests

Author: syrusakbary

.travis.yml

@@ -21,7 +21,7 @@ before_install:
         source "$HOME/virtualenvs/pypy-$PYPY_VERSION/bin/activate"
       fi
 install:
-- pip install pytest-cov pytest-mock coveralls flake8 isort==3.9.6 gevent==1.1b5 six>=1.10.0 promise>=0.4.2 pytest-benchmark
+- pip install pytest-cov pytest-mock coveralls flake8 isort==3.9.6 gevent==1.1b5 six>=1.10.0 promise>=0.4.2 pytest-benchmark cyordereddict
 - pip install pytest==2.9.2
 - pip install -e .
 script:

graphql/execution/experimental/executor.py

@@ -1,20 +1,12 @@
 import logging
 
-from promise import Promise, promise_for_dict, promisify
-
-from ...error import GraphQLError, GraphQLLocatedError
-from ...pyutils.default_ordered_dict import DefaultOrderedDict
-from ...pyutils.ordereddict import OrderedDict
-from ...type import (GraphQLEnumType, GraphQLInterfaceType, GraphQLList,
-                     GraphQLNonNull, GraphQLObjectType, GraphQLScalarType,
-                     GraphQLSchema, GraphQLUnionType)
-from ..base import (ExecutionContext, ExecutionResult, ResolveInfo, Undefined,
-                    collect_fields, default_resolve_fn, get_field_def,
-                    get_operation_root_type)
+from promise import Promise
+
+from ...type import GraphQLSchema
+from ..base import ExecutionContext, ExecutionResult, get_operation_root_type
 from ..executors.sync import SyncExecutor
 from ..middleware import MiddlewareManager
 from .fragment import Fragment
-from .resolver import type_resolver
 
 logger = logging.getLogger(__name__)
 

graphql/execution/experimental/fragment.py

@@ -9,7 +9,7 @@
                      GraphQLObjectType, GraphQLUnionType)
 from ..base import ResolveInfo, Undefined, collect_fields, get_field_def
 from ..executor import is_promise
-from ..values import get_argument_values, get_variable_values
+from ..values import get_argument_values
 
 
 def get_base_type(type):

graphql/execution/experimental/resolver.py

@@ -7,9 +7,8 @@
 from ...error import GraphQLError, GraphQLLocatedError
 from ...type import (GraphQLEnumType, GraphQLInterfaceType, GraphQLList,
                      GraphQLNonNull, GraphQLObjectType, GraphQLScalarType,
-                     GraphQLSchema, GraphQLUnionType)
+                     GraphQLUnionType)
 from ..base import default_resolve_fn
-from .fragment import Fragment
 
 
 def is_promise(value):