Removed unused imports.

Author: jonathanslenders

prompt_toolkit/buffer.py

@@ -9,7 +9,7 @@
 import shutil
 import subprocess
 import tempfile
-from asyncio import Task, ensure_future
+from asyncio import Task
 from enum import Enum
 from functools import wraps
 from typing import (
@@ -43,7 +43,7 @@
 from .history import History, InMemoryHistory
 from .search import SearchDirection, SearchState
 from .selection import PasteMode, SelectionState, SelectionType
-from .utils import Event, call_if_callable, to_str
+from .utils import Event, call_if_callable
 from .validation import ValidationError, Validator
 
 __all__ = [

prompt_toolkit/shortcuts/progress_bar/base.py

@@ -12,18 +12,14 @@
 import functools
 import os
 import signal
-import sys
 import threading
 import traceback
 from asyncio import (
-    CancelledError,
     get_event_loop,
     new_event_loop,
     set_event_loop,
-    sleep,
 )
 from typing import (
-    Generator,
     Generic,
     Iterable,
     List,
@@ -56,7 +52,7 @@
 )
 from prompt_toolkit.layout.controls import UIContent, UIControl
 from prompt_toolkit.layout.dimension import AnyDimension, D
-from prompt_toolkit.output import ColorDepth, Output, create_output
+from prompt_toolkit.output import ColorDepth, Output
 from prompt_toolkit.styles import BaseStyle
 from prompt_toolkit.utils import in_main_thread
 

prompt_toolkit/shortcuts/prompt.py

@@ -25,14 +25,12 @@
         s = PromptSession()
         result = s.prompt('Say something: ')
 """
-from asyncio import get_event_loop, sleep
+from asyncio import get_event_loop
 from enum import Enum
 from functools import partial
 from typing import (
     TYPE_CHECKING,
-    Any,
     Callable,
-    Generator,
     Generic,
     List,
     Optional,