Fix doctest failure introduced by r57949. The formatting of errors from pdb's own print command is different from the formatting of errors when pdb exec's an arbitrary command; the introduction of print as a pdb command caused this test to use the former instead of the latter, causing the test to fail.
Fix doctest failure introduced by r57949.
The formatting of errors from pdb's own print command is different
from the formatting of errors when pdb exec's an arbitrary command;
the introduction of print as a pdb command caused this test to use
the former instead of the latter, causing the test to fail.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator