matplotlib
diff --git a/‎lib/matplotlib/__init__.py
Copy file name to clipboardExpand all lines: lib/matplotlib/__init__.py
+4Lines changed: 4 additions & 0 deletions b/‎lib/matplotlib/__init__.py
Copy file name to clipboardExpand all lines: lib/matplotlib/__init__.py
+4Lines changed: 4 additions & 0 deletions
@@ -924,6 +924,10 @@ def find_all(self, pattern):
                         for key, value in self.items()
                         if pattern_re.search(key))
 
+    def copy(self):
+        return {k: dict.__getitem__(self, k)
+                for k in self}
+
 
 def rc_params(fail_on_error=False):
     """Return a :class:`matplotlib.RcParams` instance from the