Add b64_encoding future flag

jonmmease · jonmmease · commit 2c55bd5f23f9 · 2020-11-28T15:04:41.000-05:00
diff --git a/packages/python/plotly/_plotly_future_/b64_encoding.py b/packages/python/plotly/_plotly_future_/b64_encoding.py
@@ -0,0 +1,5 @@
+from __future__ import absolute_import
+from _plotly_future_ import _future_flags, _assert_plotly_not_imported
+
+_assert_plotly_not_imported()
+_future_flags.add('b64_encoding')
