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[3.13] gh-111201: Support pyrepl on Windows (GH-119559) (GH-119850)

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(cherry picked from commit 0d07182821)

Co-authored-by: Dino Viehland <dinoviehland@gmail.com>
Co-authored-by: Anthony Shaw <anthony.p.shaw@gmail.com>
Co-authored-by: Łukasz Langa <lukasz@langa.pl>
This commit is contained in:
Miss Islington (bot) 2024-05-31 17:18:28 +02:00 • committed by GitHub
parent 6e57bd01e0
commit d6faac6d1f
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GPG key ID: B5690EEEBB952194
15 changed files with 1019 additions and 49 deletions
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28
Lib/_pyrepl/unix_console.py
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@ -143,18 +143,7 @@ def __init__(
- term (str): Terminal name.
- encoding (str): Encoding to use for I/O operations.
"""
self.encoding = encoding or sys.getdefaultencoding()
if isinstance(f_in, int):
self.input_fd = f_in
else:
self.input_fd = f_in.fileno()
if isinstance(f_out, int):
self.output_fd = f_out
else:
self.output_fd = f_out.fileno()
super().__init__(f_in, f_out, term, encoding)
self.pollob = poll()
self.pollob.register(self.input_fd, select.POLLIN)
@ -592,14 +581,19 @@ def __write_changed_line(self, y, oldline, newline, px_coord):
px_pos = 0
j = 0
for c in oldline:
if j >= px_coord: break
if j >= px_coord:
break
j += wlen(c)
px_pos += 1
# reuse the oldline as much as possible, but stop as soon as we
# encounter an ESCAPE, because it might be the start of an escape
# sequene
while x_coord < minlen and oldline[x_pos] == newline[x_pos] and newline[x_pos] != "\x1b":
while (
x_coord < minlen
and oldline[x_pos] == newline[x_pos]
and newline[x_pos] != "\x1b"
):
x_coord += wlen(newline[x_pos])
x_pos += 1
@ -619,7 +613,11 @@ def __write_changed_line(self, y, oldline, newline, px_coord):
self.__posxy = x_coord + character_width, y
# if it's a single character change in the middle of the line
elif x_coord < minlen and oldline[x_pos + 1 :] == newline[x_pos + 1 :] and wlen(oldline[x_pos]) == wlen(newline[x_pos]):
elif (
x_coord < minlen
and oldline[x_pos + 1 :] == newline[x_pos + 1 :]
and wlen(oldline[x_pos]) == wlen(newline[x_pos])
):
character_width = wlen(newline[x_pos])
self.__move(x_coord, y)
self.__write(newline[x_pos])