matplotlib
diff --git a/‎lib/matplotlib/axes/_axes.py
Copy file name to clipboardExpand all lines: lib/matplotlib/axes/_axes.py
+5-8Lines changed: 5 additions & 8 deletions b/‎lib/matplotlib/axes/_axes.py
Copy file name to clipboardExpand all lines: lib/matplotlib/axes/_axes.py
+5-8Lines changed: 5 additions & 8 deletions
diff --git a/‎lib/matplotlib/tri/triangulation.py
Copy file name to clipboardExpand all lines: lib/matplotlib/tri/triangulation.py
+2-5Lines changed: 2 additions & 5 deletions b/‎lib/matplotlib/tri/triangulation.py
Copy file name to clipboardExpand all lines: lib/matplotlib/tri/triangulation.py
+2-5Lines changed: 2 additions & 5 deletions
diff --git a/‎lib/mpl_toolkits/mplot3d/axes3d.py
Copy file name to clipboardExpand all lines: lib/mpl_toolkits/mplot3d/axes3d.py
+8-11Lines changed: 8 additions & 11 deletions b/‎lib/mpl_toolkits/mplot3d/axes3d.py
Copy file name to clipboardExpand all lines: lib/mpl_toolkits/mplot3d/axes3d.py
+8-11Lines changed: 8 additions & 11 deletions
@@ -2734,16 +2734,13 @@ def stem(self, *args, linefmt=None, markerfmt=None, basefmt=None, bottom=0,
             raise TypeError('stem expected between 1 and 5 positional '
                             'arguments, got {}'.format(args))
 
-        y = np.asarray(args[0])
-        args = args[1:]
-
-        # Try a second one
-        if not args:
+        if len(args) == 1:
+            y, = args
             x = np.arange(len(y))
+            args = ()
         else:
-            x = y
-            y = np.asarray(args[0], dtype=float)
-            args = args[1:]
+            x, y, *args = args
+
         self._process_unit_info(xdata=x, ydata=y)
         x = self.convert_xunits(x)
         y = self.convert_yunits(y)
 
@@ -134,12 +134,9 @@ def get_from_args_and_kwargs(*args, **kwargs):
         the possible args and kwargs.
         """
         if isinstance(args[0], Triangulation):
-            triangulation = args[0]
-            args = args[1:]
+            triangulation, *args = args
         else:
-            x = args[0]
-            y = args[1]
-            args = args[2:]  # Consumed first two args.
+            x, y, *args = args
 
             # Check triangles in kwargs then args.
             triangles = kwargs.pop('triangles', None)
 
@@ -1514,8 +1514,7 @@ def plot(self, xs, ys, *args, zdir='z', **kwargs):
         # args[0] is a string matches the behavior of 2D `plot` (via
         # `_process_plot_var_args`).
         if args and not isinstance(args[0], str):
-            zs = args[0]
-            args = args[1:]
+            zs, *args = args
             if 'zs' in kwargs:
                 raise TypeError("plot() for multiple values for argument 'z'")
         else:
@@ -1973,12 +1972,12 @@ def plot_trisurf(self, *args, color=None, norm=None, vmin=None, vmax=None,
 
         tri, args, kwargs = \
             Triangulation.get_from_args_and_kwargs(*args, **kwargs)
-        if 'Z' in kwargs:
-            z = np.asarray(kwargs.pop('Z'))
-        else:
-            z = np.asarray(args[0])
+        try:
+            z = kwargs.pop('Z')
+        except KeyError:
             # We do this so Z doesn't get passed as an arg to PolyCollection
-            args = args[1:]
+            z, *args = args
+        z = np.asarray(z)
 
         triangles = tri.get_masked_triangles()
         xt = tri.x[triangles]
@@ -2156,9 +2155,8 @@ def tricontour(self, *args,
         if 'Z' in kwargs:
             Z = kwargs.pop('Z')
         else:
-            Z = args[0]
             # We do this so Z doesn't get passed as an arg to Axes.tricontour
-            args = args[1:]
+            Z, *args = args
 
         jX, jY, jZ = art3d.rotate_axes(X, Y, Z, zdir)
         tri = Triangulation(jX, jY, tri.triangles, tri.mask)
@@ -2246,9 +2244,8 @@ def tricontourf(self, *args, zdir='z', offset=None, **kwargs):
         if 'Z' in kwargs:
             Z = kwargs.pop('Z')
         else:
-            Z = args[0]
             # We do this so Z doesn't get passed as an arg to Axes.tricontourf
-            args = args[1:]
+            Z, *args = args
 
         jX, jY, jZ = art3d.rotate_axes(X, Y, Z, zdir)
         tri = Triangulation(jX, jY, tri.triangles, tri.mask)