1 files changed, 0 insertions, 40 deletions
diff --git a/docutils/test/DocutilsTestSupport.py b/docutils/test/DocutilsTestSupport.py
index 2901fc6e9..25783b5e0 100644
--- a/docutils/test/DocutilsTestSupport.py
+++ b/docutils/test/DocutilsTestSupport.py
@@ -789,43 +789,3 @@ def exception_data(func, *args, **kwds):
         return (detail, detail.args,
                 '%s: %s' % (detail.__class__.__name__, detail))
     return None, [], "No exception"
-
-
-def _format_str(*args):
-    r"""
-    Return a tuple containing representations of all args.
-
-    Same as map(repr, args) except that it returns multi-line
-    representations for strings containing newlines, e.g.::
-
-        '''\
-        foo  \n\
-        bar
-
-        baz'''
-
-    instead of::
-
-        'foo  \nbar\n\nbaz'
-
-    This is a helper function for CustomTestCase.
-    """
-    return_tuple = []
-    for i in args:
-        r = repr(i)
-        if isinstance(i, (str, bytes)) and '\n' in i:
-            stripped = ''
-            if isinstance(i, bytes) and r.startswith('b'):
-                stripped = r[0]
-                r = r[1:]
-            # quote_char = "'" or '"'
-            quote_char = r[0]
-            assert quote_char in ("'", '"'), quote_char
-            assert r[0] == r[-1]
-            r = r[1:-1]
-            r = (stripped + 3*quote_char + '\\\n'
-                 + re.sub(r'(?<!\\)((\\\\)*)\\n', r'\1\n', r)
-                 + 3*quote_char)
-            r = re.sub(r' \n', r' \\n\\\n', r)
-        return_tuple.append(r)
-    return tuple(return_tuple)