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[3.7] Doc: Add link of GNU Readline library to interpreter tutorial (GH-16152) #16188

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matrixise merged 1 commit into from
Sep 16, 2019
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[3.7] Doc: Add link of GNU Readline library to interpreter tutorial (GH-16152) #16188

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15 changes: 8 additions & 7 deletions Doc/tutorial/interpreter.rst
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Expand Up @@ -34,13 +34,14 @@ status. If that doesn't work, you can exit the interpreter by typing the
following command: ``quit()``.

The interpreter's line-editing features include interactive editing, history
substitution and code completion on systems that support readline. Perhaps the
quickest check to see whether command line editing is supported is typing
:kbd:`Control-P` to the first Python prompt you get. If it beeps, you have command
line editing; see Appendix :ref:`tut-interacting` for an introduction to the
keys. If nothing appears to happen, or if ``^P`` is echoed, command line
editing isn't available; you'll only be able to use backspace to remove
characters from the current line.
substitution and code completion on systems that support the `GNU Readline
<https://tiswww.case.edu/php/chet/readline/rltop.html>`_ library.
Perhaps the quickest check to see whether command line editing is supported is
typing :kbd:`Control-P` to the first Python prompt you get. If it beeps, you
have command line editing; see Appendix :ref:`tut-interacting` for an
introduction to the keys. If nothing appears to happen, or if ``^P`` is
echoed, command line editing isn't available; you'll only be able to use
backspace to remove characters from the current line.

The interpreter operates somewhat like the Unix shell: when called with standard
input connected to a tty device, it reads and executes commands interactively;
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