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-rw-r--r--Doc/library/cmdline.rst1
-rw-r--r--Lib/difflib.py7
-rw-r--r--Misc/NEWS.d/next/Library/2025-03-11-20-35-41.gh-issue-93096.Jdt_8a.rst2
3 files changed, 2 insertions, 8 deletions
diff --git a/Doc/library/cmdline.rst b/Doc/library/cmdline.rst
index 59629b693ba..a000eb21845 100644
--- a/Doc/library/cmdline.rst
+++ b/Doc/library/cmdline.rst
@@ -11,7 +11,6 @@ The following modules have a command-line interface.
* :mod:`code`
* :ref:`compileall <compileall-cli>`
* :mod:`cProfile`: see :ref:`profile <profile-cli>`
-* :ref:`difflib <difflib-interface>`
* :ref:`dis <dis-cli>`
* :mod:`doctest`
* :mod:`!encodings.rot_13`
diff --git a/Lib/difflib.py b/Lib/difflib.py
index c124afdd039..bc09aa128aa 100644
--- a/Lib/difflib.py
+++ b/Lib/difflib.py
@@ -2060,10 +2060,3 @@ def restore(delta, which):
for line in delta:
if line[:2] in prefixes:
yield line[2:]
-
-def _test():
- import doctest, difflib
- return doctest.testmod(difflib)
-
-if __name__ == "__main__":
- _test()
diff --git a/Misc/NEWS.d/next/Library/2025-03-11-20-35-41.gh-issue-93096.Jdt_8a.rst b/Misc/NEWS.d/next/Library/2025-03-11-20-35-41.gh-issue-93096.Jdt_8a.rst
new file mode 100644
index 00000000000..69a261d558b
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2025-03-11-20-35-41.gh-issue-93096.Jdt_8a.rst
@@ -0,0 +1,2 @@
+Removed undocumented CLI ``python -m difflib``. Use ``python -m doctest
+Lib/difflib.py -v`` instead. Patch by Semyon Moroz.