8000 gh-131507: Clean up tests and type checking for `_pyrepl` by ambv · Pull Request #131509 · python/cpython · GitHub
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gh-131507: Clean up tests and type checking for _pyrepl #131509

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Merged
merged 6 commits into from
Mar 21, 2025
Merged

gh-131507: Clean up tests and type checking for _pyrepl #131509

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b83d282
Add _pyrepl.utils.unbracket
ambv Mar 20, 2025
a96eea4
Refactor tests
ambv Mar 20, 2025
5682219
Enumerate all ANSI colors, improve typing
ambv Mar 19, 2025
231855b
Move mypy checks to 3.13, allow for using _colorize.py from the stdli…
ambv Mar 20, 2025
3c25c95
Remove type: ignores that are no longer necessary
ambv Mar 20, 2025
99469f3
Explain Misc/mypy
ambv Mar 20, 2025
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Enumerate all ANSI colors, improve typing
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@ambv
ambv committed Mar 20, 2025
commit 5682219454c78b379847a23e1cf856fb171a012d
61 changes: 52 additions & 9 deletions Lib/_colorize.py
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Original file line number Diff line number Diff line change
@@ -1,23 +1,64 @@
from __future__ import annotations
import io
import os
import sys

COLORIZE = True

# types
if False:
from typing import IO


class ANSIColors:
BACKGROUND_YELLOW = "\x1b[43m"
BOLD_GREEN = "\x1b[1;32m"
BOLD_MAGENTA = "\x1b[1;35m"
BOLD_RED = "\x1b[1;31m"
RESET = "\x1b[0m"

BLACK = "\x1b[30m"
BLUE = "\x1b[34m"
CYAN = "\x1b[36m"
GREEN = "\x1b[32m"
GREY = "\x1b[90m"
MAGENTA = "\x1b[35m"
RED = "\x1b[31m"
RESET = "\x1b[0m"
WHITE = "\x1b[37m" # more like LIGHT GRAY
YELLOW = "\x1b[33m"

BOLD_BLACK = "\x1b[1;30m" # DARK GRAY
BOLD_BLUE = "\x1b[1;34m"
BOLD_CYAN = "\x1b[1;36m"
BOLD_GREEN = "\x1b[1;32m"
BOLD_MAGENTA = "\x1b[1;35m"
BOLD_RED = "\x1b[1;31m"
BOLD_WHITE = "\x1b[1;37m" # actual WHITE
BOLD_YELLOW = "\x1b[1;33m"

# intense = like bold but without being bold
INTENSE_BLACK = "\x1b[90m"
INTENSE_BLUE = "\x1b[94m"
INTENSE_CYAN = "\x1b[96m"
INTENSE_GREEN = "\x1b[92m"
INTENSE_MAGENTA = "\x1b[95m"
INTENSE_RED = "\x1b[91m"
INTENSE_WHITE = "\x1b[97m"
INTENSE_YELLOW = "\x1b[93m"

BACKGROUND_BLACK = "\x1b[40m"
BACKGROUND_BLUE = "\x1b[44m"
BACKGROUND_CYAN = "\x1b[46m"
BACKGROUND_GREEN = "\x1b[42m"
BACKGROUND_MAGENTA = "\x1b[45m"
BACKGROUND_RED = "\x1b[41m"
BACKGROUND_WHITE = "\x1b[47m"
BACKGROUND_YELLOW = "\x1b[43m"

INTENSE_BACKGROUND_BLACK = "\x1b[100m"
INTENSE_BACKGROUND_BLUE = "\x1b[104m"
INTENSE_BACKGROUND_CYAN = "\x1b[106m"
INTENSE_BACKGROUND_GREEN = "\x1b[102m"
INTENSE_BACKGROUND_MAGENTA = "\x1b[105m"
INTENSE_BACKGROUND_RED = "\x1b[101m"
INTENSE_BACKGROUND_WHITE = "\x1b[107m"
INTENSE_BACKGROUND_YELLOW = "\x1b[103m"


NoColors = ANSIColors()

Expand All @@ -26,14 +67,16 @@ class ANSIColors:
setattr(NoColors, attr, "")


def get_colors(colorize: bool = False, *, file=None) -> ANSIColors:
def get_colors(
colorize: bool = False, *, file: IO[str] | IO[bytes] | None = None
) -> ANSIColors:
if colorize or can_colorize(file=file):
return ANSIColors()
else:
return NoColors


def can_colorize(*, file=None) -> bool:
def can_colorize(*, file: IO[str] | IO[bytes] | None = None) -> bool:
if file is None:
file = sys.stdout

Expand Down Expand Up @@ -66,4 +109,4 @@ def can_colorize(*, file=None) -> bool:
try:
return os.isatty(file.fileno())
except io.UnsupportedOperation:
return file.isatty()
return hasattr(file, "isatty") and file.isatty()
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