Removed unnecessary imports

kdavies4 · kdavies4 · commit 39c7b5517e22 · 2011-09-20T15:15:33.000-04:00
diff --git a/examples/api/sankey_demo_basics.py b/examples/api/sankey_demo_basics.py
@@ -2,10 +2,8 @@
 """
 import numpy as np
 import matplotlib.pyplot as plt
-import sys
 
 from matplotlib.sankey import Sankey
-from itertools import cycle
 
 
 # Example 1 -- Mostly defaults
diff --git a/examples/api/sankey_demo_links.py b/examples/api/sankey_demo_links.py
@@ -1,8 +1,7 @@
-"""Demonstrate the Sankey class by producing a long chain of connections.
+"""Demonstrate/test the Sankey class by producing a long chain of connections.
 """
 import numpy as np
 import matplotlib.pyplot as plt
-import sys
 
 from matplotlib.sankey import Sankey
 from itertools import cycle
diff --git a/examples/api/sankey_demo_rankine.py b/examples/api/sankey_demo_rankine.py
@@ -2,10 +2,8 @@
 """
 import numpy as np
 import matplotlib.pyplot as plt
-import sys
 
 from matplotlib.sankey import Sankey
-from itertools import cycle
 
 fig = plt.figure(figsize=(8, 12))
 ax = fig.add_subplot(1, 1, 1, xticks=[], yticks=[],
