matplotlib
diff --git a/‎lib/matplotlib/collections.py‎
Lines changed: 1 addition & 1 deletion b/‎lib/matplotlib/collections.py‎
Lines changed: 1 addition & 1 deletion
diff --git a/‎lib/matplotlib/colors.py‎
Lines changed: 2 additions & 7 deletions b/‎lib/matplotlib/colors.py‎
Lines changed: 2 additions & 7 deletions
@@ -840,7 +840,7 @@ def set_alpha(self, alpha):
         ACCEPTS: float or None
         """
         if alpha is not None:
-            if cbook.iterable(alpha):
+            if np.iterable(alpha):
                 alpha = np.asarray(alpha, dtype=float)
             else:
                 try:
 
@@ -559,11 +559,6 @@ def __call__(self, X, alpha=None, bytes=False):
         """
         if not self._isinit:
             self._init()
-        # Calculations with native byteorder are faster, and avoid a
-        # bug that otherwise can occur with putmask when the last
-        # argument is a numpy scalar.
-        if not xa.dtype.isnative:
-            xa = xa.byteswap().newbyteorder()
 
         mask_bad = X.mask if np.ma.is_masked(X) else np.isnan(X)  # Mask nan's.
         xa = np.array(X, copy=True)
@@ -595,7 +590,7 @@ def __call__(self, X, alpha=None, bytes=False):
         lut.take(xa, axis=0, mode='clip', out=rgba)
 
         if alpha is not None:
-            if not cbook.iterable(alpha):
+            if not np.iterable(alpha):
                 if alpha < 0 or alpha > 1:
                     raise ValueError("alpha must be in [0, 1];"
                                      " found %s" % alpha)
@@ -620,7 +615,7 @@ def __call__(self, X, alpha=None, bytes=False):
                 elif mask_bad:
                     rgba[..., :] = (0, 0, 0, 0)
 
-        if not cbook.iterable(X):
+        if not np.iterable(X):
             rgba = tuple(rgba)
         return rgba