bpo-35519: Rename test.bisect to test.bisect_cmd (GH-11200)

Rename test.bisect module to test.bisect_cmd to avoid conflict with
bisect module when running directly a test like
"./python Lib/test/test_xmlrpc.py".
diff --git a/Lib/test/bisect.py b/Lib/test/bisect_cmd.py
similarity index 100%
rename from Lib/test/bisect.py
rename to Lib/test/bisect_cmd.py
diff --git a/Lib/test/support/__init__.py b/Lib/test/support/__init__.py
index 9ffb04d..53119e1 100644
--- a/Lib/test/support/__init__.py
+++ b/Lib/test/support/__init__.py
@@ -1986,7 +1986,7 @@
         patterns = ()
     elif all(map(_is_full_match_test, patterns)):
         # Simple case: all patterns are full test identifier.
-        # The test.bisect utility only uses such full test identifiers.
+        # The test.bisect_cmd utility only uses such full test identifiers.
         func = set(patterns).__contains__
     else:
         regex = '|'.join(map(fnmatch.translate, patterns))
diff --git a/Misc/NEWS.d/next/Tests/2018-12-17-16-41-45.bpo-35519.RR3L_w.rst b/Misc/NEWS.d/next/Tests/2018-12-17-16-41-45.bpo-35519.RR3L_w.rst
new file mode 100644
index 0000000..e108dd8
--- /dev/null
+++ b/Misc/NEWS.d/next/Tests/2018-12-17-16-41-45.bpo-35519.RR3L_w.rst
@@ -0,0 +1,3 @@
+Rename :mod:`test.bisect` module to :mod:`test.bisect_cmd` to avoid conflict
+with :mod:`bisect` module when running directly a test like
+``./python Lib/test/test_xmlrpc.py``.