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| author | Barry Warsaw <barry@python.org> | 2017-10-05 16:11:18 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-10-05 16:11:18 (GMT) |
| commit | 36c1d1f1e52ba54007cbecb42c5599e5ff62aa52 (patch) | |
| tree | 317c296450800bfb25851dd92a62050e26c4c4fd /Doc/using | |
| parent | 4d071897880b7e84e1a217ebe19971c118316970 (diff) | |
| download | cpython-36c1d1f1e52ba54007cbecb42c5599e5ff62aa52.zip cpython-36c1d1f1e52ba54007cbecb42c5599e5ff62aa52.tar.gz cpython-36c1d1f1e52ba54007cbecb42c5599e5ff62aa52.tar.bz2 | |
PEP 553 built-in breakpoint() function (bpo-31353) (#3355)
Implement PEP 553, built-in breakpoint() with support from sys.breakpointhook(), along with documentation and tests. Closes bpo-31353
Diffstat (limited to 'Doc/using')
| -rw-r--r-- | Doc/using/cmdline.rst | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Doc/using/cmdline.rst b/Doc/using/cmdline.rst index 7b60a9b..a8cdff6 100644 --- a/Doc/using/cmdline.rst +++ b/Doc/using/cmdline.rst @@ -502,6 +502,18 @@ conflict. :option:`-O` multiple times. +.. envvar:: PYTHONBREAKPOINT + + If this is set, it names a callable using dotted-path notation. The module + containing the callable will be imported and then the callable will be run + by the default implementation of :func:`sys.breakpointhook` which itself is + called by built-in :func:`breakpoint`. If not set, or set to the empty + string, it is equivalent to the value "pdb.set_trace". Setting this to the + string "0" causes the default implementation of :func:`sys.breakpointhook` + to do nothing but return immediately. + + .. versionadded:: 3.7 + .. envvar:: PYTHONDEBUG If this is set to a non-empty string it is equivalent to specifying the |