MNT: rename helper to be private

tacaswell · tacaswell · commit 4cde7304c242 · 2019-08-05T08:59:58.000-04:00
diff --git a/lib/matplotlib/backend_bases.py b/lib/matplotlib/backend_bases.py
@@ -1553,7 +1553,7 @@ def _draw(renderer): raise Done(renderer)
             return figure._cachedRenderer
 
 
-def is_non_interactive_terminal_ipython(ip):
+def _is_non_interactive_terminal_ipython(ip):
     """
     Return whether we are in a a terminal IPython, but non interactive.
 
@@ -1666,7 +1666,7 @@ def _fix_ipython_backend2gui(cls):
 
             try:
                 mpl.rcParamsOrig["backend"] = mpl.rcParams["backend"]
-                if is_non_interactive_terminal_ipython(ip):
+                if _is_non_interactive_terminal_ipython(ip):
                     pass
                 else:
                     ip.enable_matplotlib()
