Fixed flake8 issues

.travis.yml

@@ -34,5 +34,5 @@ matrix:
     script: flake8
   - python: '3.5'
     script: |
-      pip install mypy
-      mypy promise/  --check-untyped-defs  --ignore-missing-imports
+      pip install pyre-check
+      pyre --source-directory promise check

README.md

@@ -151,7 +151,7 @@ With `mypy`
 
 ```sh
 pip install mypy
-mypy promise
+mypy promise  --ignore-missing-imports
 ```
 
 with `pyre`:

promise/async_.py

@@ -1,6 +1,6 @@
 # Based on https://github.com/petkaantonov/bluebird/blob/master/src/promise.js
 import collections
-from .schedulers.immediate import ImmediateScheduler
+from .schedulers.immediate import ImmediateScheduler  # flake8: noqa
 from typing import Callable
 from collections import deque
 from typing import Optional

promise/promise.py

@@ -6,23 +6,14 @@
 
 from six import reraise  # type: ignore
 from typing import (List, Any, Callable, Dict, Iterator, Optional,  # flake8: noqa
-                    Union)
+                    Tuple, Union, TypeVar, Generic, Hashable)
 
 from .async_ import Async
 from .compat import (Future, ensure_future, iscoroutine,  # type: ignore
                      iterate_promise)  # type: ignore
 from .utils import deprecated, integer_types, string_types, text_type, binary_type, warn
 from .promise_list import PromiseList
 from .schedulers.immediate import ImmediateScheduler
-from typing import Any
-from typing import Callable
-from typing import Optional
-from typing import Dict
-from typing import List
-from typing import Union
-from typing import Iterator
-from typing import Tuple
-from typing import TypeVar, Generic, Hashable
 # from .schedulers.gevent import GeventScheduler
 # from .schedulers.asyncio import AsyncioScheduler
 # from .schedulers.thread import ThreadScheduler

promise/promise_list.py

@@ -1,12 +1,7 @@
 from functools import partial
 from collections import Iterable
-from typing import Any
-from typing import Optional
-from typing import Tuple
-from typing import Union
-from typing import List
-from typing import Type
-from typing import Collection
+from typing import (Any, Optional, Tuple, Union, List,
+                    Type, Collection)  # flake8: noqa
 if False:
     from .promise import Promise
 

promise/pyutils/version.py

@@ -74,6 +74,6 @@ def get_git_changeset():
         )
         timestamp = git_log.communicate()[0]
         timestamp = datetime.datetime.utcfromtimestamp(int(timestamp))
-    except:
+    except Exception:
         return None
     return timestamp.strftime('%Y%m%d%H%M%S')

promise/schedulers/immediate.py

@@ -1,7 +1,5 @@
 from threading import Event
-from typing import Callable
-from typing import Any
-from typing import Optional
+from typing import Callable, Any, Optional  # flake8: noqa
 if False:
     from ..promise import Promise