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authorAntonio Andrade <andrade.antonio@gmail.com>2022-04-30 22:20:10 (GMT)
committerGitHub <noreply@github.com>2022-04-30 22:20:10 (GMT)
commit238aa6253bcd89a4eff50513cd72c07054e47d8e (patch)
tree79fd4b6b95432b00a3a9ff8cc04ab43fe0d457da /Doc
parent5dcfb916c765d825b2e8372281d71d32316b41cf (diff)
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Improving readability of argparse.rst (GH-91751)
Fixed few typos and enhanced few paragraphs for your review and consideration. Trivial contribution towards continuous improvement, so no issue was raised. Automerge-Triggered-By: GH:rhettinger
Diffstat (limited to 'Doc')
-rw-r--r--Doc/library/argparse.rst16
1 files changed, 8 insertions, 8 deletions
diff --git a/Doc/library/argparse.rst b/Doc/library/argparse.rst
index 17570ef..5d269cc 100644
--- a/Doc/library/argparse.rst
+++ b/Doc/library/argparse.rst
@@ -22,8 +22,8 @@
The :mod:`argparse` module makes it easy to write user-friendly command-line
interfaces. The program defines what arguments it requires, and :mod:`argparse`
will figure out how to parse those out of :data:`sys.argv`. The :mod:`argparse`
-module also automatically generates help and usage messages and issues errors
-when users give the program invalid arguments.
+module also automatically generates help and usage messages. The module
+will also issue errors when users give the program invalid arguments.
Core Functionality
@@ -91,8 +91,8 @@ produces either the sum or the max::
args = parser.parse_args()
print(args.accumulate(args.integers))
-Assuming the Python code above is saved into a file called ``prog.py``, it can
-be run at the command line and provides useful help messages:
+Assuming the above Python code is saved into a file called ``prog.py``, it can
+be run at the command line and it provides useful help messages:
.. code-block:: shell-session
@@ -119,7 +119,7 @@ the command-line integers:
$ python prog.py 1 2 3 4 --sum
10
-If invalid arguments are passed in, it will issue an error:
+If invalid arguments are passed in, an error will be displayed:
.. code-block:: shell-session
@@ -159,7 +159,7 @@ used when :meth:`~ArgumentParser.parse_args` is called. For example::
Later, calling :meth:`~ArgumentParser.parse_args` will return an object with
two attributes, ``integers`` and ``accumulate``. The ``integers`` attribute
-will be a list of one or more ints, and the ``accumulate`` attribute will be
+will be a list of one or more integers, and the ``accumulate`` attribute will be
either the :func:`sum` function, if ``--sum`` was specified at the command line,
or the :func:`max` function if it was not.
@@ -555,7 +555,7 @@ disallowed.
fromfile_prefix_chars
^^^^^^^^^^^^^^^^^^^^^
-Sometimes, for example when dealing with a particularly long argument lists, it
+Sometimes, when dealing with a particularly long argument lists, it
may make sense to keep the list of arguments in a file rather than typing it out
at the command line. If the ``fromfile_prefix_chars=`` argument is given to the
:class:`ArgumentParser` constructor, then arguments that start with any of the
@@ -1228,7 +1228,7 @@ Any container can be passed as the *choices* value, so :class:`list` objects,
Use of :class:`enum.Enum` is not recommended because it is difficult to
control its appearance in usage, help, and error messages.
-Formatted choices overrides the default *metavar* which is normally derived
+Formatted choices override the default *metavar* which is normally derived
from *dest*. This is usually what you want because the user never sees the
*dest* parameter. If this display isn't desirable (perhaps because there are
many choices), just specify an explicit metavar_.