Restoring authorship annotation for <shadchin@yandex-team.ru>. Commit 1 of 2.

1 files changed, 84 insertions, 84 deletions

diff --git a/contrib/python/prompt-toolkit/py3/prompt_toolkit/formatted_text/utils.py b/contrib/python/prompt-toolkit/py3/prompt_toolkit/formatted_text/utils.py
index cda4233e06..126a6e0b39 100644
--- a/contrib/python/prompt-toolkit/py3/prompt_toolkit/formatted_text/utils.py
+++ b/contrib/python/prompt-toolkit/py3/prompt_toolkit/formatted_text/utils.py
@@ -1,29 +1,29 @@
-"""
-Utilities for manipulating formatted text.
-
-When ``to_formatted_text`` has been called, we get a list of ``(style, text)``
-tuples. This file contains functions for manipulating such a list.
-"""
-from typing import Iterable, cast
-
-from prompt_toolkit.utils import get_cwidth
-
+""" 
+Utilities for manipulating formatted text. 
+ 
+When ``to_formatted_text`` has been called, we get a list of ``(style, text)`` 
+tuples. This file contains functions for manipulating such a list. 
+""" 
+from typing import Iterable, cast 
+ 
+from prompt_toolkit.utils import get_cwidth 
+ 
 from .base import (
     AnyFormattedText,
     OneStyleAndTextTuple,
     StyleAndTextTuples,
     to_formatted_text,
 )
-
-__all__ = [
+ 
+__all__ = [ 
     "to_plain_text",
-    "fragment_list_len",
-    "fragment_list_width",
-    "fragment_list_to_text",
-    "split_lines",
-]
-
-
+    "fragment_list_len", 
+    "fragment_list_width", 
+    "fragment_list_to_text", 
+    "split_lines", 
+] 
+ 
+ 
 def to_plain_text(value: AnyFormattedText) -> str:
     """
     Turn any kind of formatted text back into plain text.
@@ -31,68 +31,68 @@ def to_plain_text(value: AnyFormattedText) -> str:
     return fragment_list_to_text(to_formatted_text(value))
 
 
-def fragment_list_len(fragments: StyleAndTextTuples) -> int:
-    """
-    Return the amount of characters in this text fragment list.
-
-    :param fragments: List of ``(style_str, text)`` or
-        ``(style_str, text, mouse_handler)`` tuples.
-    """
-    ZeroWidthEscape = "[ZeroWidthEscape]"
-    return sum(len(item[1]) for item in fragments if ZeroWidthEscape not in item[0])
-
-
-def fragment_list_width(fragments: StyleAndTextTuples) -> int:
-    """
-    Return the character width of this text fragment list.
-    (Take double width characters into account.)
-
-    :param fragments: List of ``(style_str, text)`` or
-        ``(style_str, text, mouse_handler)`` tuples.
-    """
-    ZeroWidthEscape = "[ZeroWidthEscape]"
-    return sum(
-        get_cwidth(c)
-        for item in fragments
-        for c in item[1]
-        if ZeroWidthEscape not in item[0]
-    )
-
-
-def fragment_list_to_text(fragments: StyleAndTextTuples) -> str:
-    """
-    Concatenate all the text parts again.
-
-    :param fragments: List of ``(style_str, text)`` or
-        ``(style_str, text, mouse_handler)`` tuples.
-    """
-    ZeroWidthEscape = "[ZeroWidthEscape]"
-    return "".join(item[1] for item in fragments if ZeroWidthEscape not in item[0])
-
-
-def split_lines(fragments: StyleAndTextTuples) -> Iterable[StyleAndTextTuples]:
-    """
-    Take a single list of (style_str, text) tuples and yield one such list for each
-    line. Just like str.split, this will yield at least one item.
-
-    :param fragments: List of (style_str, text) or (style_str, text, mouse_handler)
-                      tuples.
-    """
-    line: StyleAndTextTuples = []
-
-    for style, string, *mouse_handler in fragments:
-        parts = string.split("\n")
-
-        for part in parts[:-1]:
-            if part:
-                line.append(cast(OneStyleAndTextTuple, (style, part, *mouse_handler)))
-            yield line
-            line = []
-
-        line.append(cast(OneStyleAndTextTuple, (style, parts[-1], *mouse_handler)))
-
-    # Always yield the last line, even when this is an empty line. This ensures
-    # that when `fragments` ends with a newline character, an additional empty
-    # line is yielded. (Otherwise, there's no way to differentiate between the
-    # cases where `fragments` does and doesn't end with a newline.)
-    yield line
+def fragment_list_len(fragments: StyleAndTextTuples) -> int: 
+    """ 
+    Return the amount of characters in this text fragment list. 
+ 
+    :param fragments: List of ``(style_str, text)`` or 
+        ``(style_str, text, mouse_handler)`` tuples. 
+    """ 
+    ZeroWidthEscape = "[ZeroWidthEscape]" 
+    return sum(len(item[1]) for item in fragments if ZeroWidthEscape not in item[0]) 
+ 
+ 
+def fragment_list_width(fragments: StyleAndTextTuples) -> int: 
+    """ 
+    Return the character width of this text fragment list. 
+    (Take double width characters into account.) 
+ 
+    :param fragments: List of ``(style_str, text)`` or 
+        ``(style_str, text, mouse_handler)`` tuples. 
+    """ 
+    ZeroWidthEscape = "[ZeroWidthEscape]" 
+    return sum( 
+        get_cwidth(c) 
+        for item in fragments 
+        for c in item[1] 
+        if ZeroWidthEscape not in item[0] 
+    ) 
+ 
+ 
+def fragment_list_to_text(fragments: StyleAndTextTuples) -> str: 
+    """ 
+    Concatenate all the text parts again. 
+ 
+    :param fragments: List of ``(style_str, text)`` or 
+        ``(style_str, text, mouse_handler)`` tuples. 
+    """ 
+    ZeroWidthEscape = "[ZeroWidthEscape]" 
+    return "".join(item[1] for item in fragments if ZeroWidthEscape not in item[0]) 
+ 
+ 
+def split_lines(fragments: StyleAndTextTuples) -> Iterable[StyleAndTextTuples]: 
+    """ 
+    Take a single list of (style_str, text) tuples and yield one such list for each 
+    line. Just like str.split, this will yield at least one item. 
+ 
+    :param fragments: List of (style_str, text) or (style_str, text, mouse_handler) 
+                      tuples. 
+    """ 
+    line: StyleAndTextTuples = [] 
+ 
+    for style, string, *mouse_handler in fragments: 
+        parts = string.split("\n") 
+ 
+        for part in parts[:-1]: 
+            if part: 
+                line.append(cast(OneStyleAndTextTuple, (style, part, *mouse_handler))) 
+            yield line 
+            line = [] 
+ 
+        line.append(cast(OneStyleAndTextTuple, (style, parts[-1], *mouse_handler))) 
+ 
+    # Always yield the last line, even when this is an empty line. This ensures 
+    # that when `fragments` ends with a newline character, an additional empty 
+    # line is yielded. (Otherwise, there's no way to differentiate between the 
+    # cases where `fragments` does and doesn't end with a newline.) 
+    yield line