bpo-37910: checks format_usage wrapping to ensure whitespaces do not break argparse usage help text. Fixed whitespace issue.

Franklin, Samuel · Franklin, Samuel · commit ad76df556e31 · 2019-09-20T01:09:16.000-04:00
diff --git a/Misc/NEWS.d/next/Library/2019-09-20-01-08-53.bpo-37910.hxlo0G.rst b/Misc/NEWS.d/next/Library/2019-09-20-01-08-53.bpo-37910.hxlo0G.rst
@@ -0,0 +1,3 @@
+argparse.py now allows metavar to be certain whitespace characters, such as
+'' and '\t'. This fixes a bug where wrapping usage across multiple lines
+would raise an assertion error.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+argparse.py now allows metavar to be certain whitespace characters, such as`
	`2`	`+'' and '\t'. This fixes a bug where wrapping usage across multiple lines`
	`3`	`+would raise an assertion error.`