gh-124027: Support Del, PgUp, and PgDn on TERM=vt100 (#124028)

hroncok · web-flow · commit f4e5643df64d · 2024-09-13T02:07:23.000+01:00
pyrepl: Support Del, PgUp, and PgDn on TERM=vt100 From Fedora's /etc/inputrc: "\e[5~": history-search-backward "\e[6~": history-search-forward "\e[3~": delete-char Fixes #124027
diff --git a/Lib/_pyrepl/historical_reader.py b/Lib/_pyrepl/historical_reader.py
@@ -266,7 +266,9 @@ def collect_keymap(self) -> tuple[tuple[KeySpec, CommandName], ...]:
             (r"\M-r", "restore-history"),
             (r"\M-.", "yank-arg"),
             (r"\<page down>", "history-search-forward"),
+            (r"\x1b[6~", "history-search-forward"),
             (r"\<page up>", "history-search-backward"),
+            (r"\x1b[5~", "history-search-backward"),
         )
 
     def select_item(self, i: int) -> None:
diff --git a/Lib/_pyrepl/reader.py b/Lib/_pyrepl/reader.py
@@ -150,6 +150,7 @@ def make_default_commands() -> dict[CommandName, type[Command]]:
         (r"\<right>", "right"),
         (r"\C-\<right>", "forward-word"),
         (r"\<delete>", "delete"),
+        (r"\x1b[3~", "delete"),
         (r"\<backspace>", "backspace"),
         (r"\M-\<backspace>", "backward-kill-word"),
         (r"\<end>", "end-of-line"),  # was 'end'
diff --git a/Misc/NEWS.d/next/Core_and_Builtins/2024-09-13-02-25-06.gh-issue-124027.to_9DY.rst b/Misc/NEWS.d/next/Core_and_Builtins/2024-09-13-02-25-06.gh-issue-124027.to_9DY.rst
@@ -0,0 +1,2 @@
+Support ``<page up>``, ``<page down>``, and ``<delete>`` keys in the Python
+REPL when ``$TERM`` is set to ``vt100``.

Original file line number	Diff line number	Diff line change
`@@ -266,7 +266,9 @@ def collect_keymap(self) -> tuple[tuple[KeySpec, CommandName], ...]:`
`266`	`266`	`(r"\M-r", "restore-history"),`
`267`	`267`	`(r"\M-.", "yank-arg"),`
`268`	`268`	`(r"\<page down>", "history-search-forward"),`
	`269`	`+ (r"\x1b[6~", "history-search-forward"),`
`269`	`270`	`(r"\<page up>", "history-search-backward"),`
	`271`	`+ (r"\x1b[5~", "history-search-backward"),`
`270`	`272`	`)`
`271`	`273`
`272`	`274`	`def select_item(self, i: int) -> None:`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	+Support ``<page up>``, ``<page down>``, and ``<delete>`` keys in the Python
	`2`	+REPL when ``$TERM`` is set to ``vt100``.