Revision: 7618
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=7618&view=rev
Author: ryanmay
Date: 2009-08-31 17:34:50 +0000 (Mon, 31 Aug 2009)
Log Message:
-----------
Use atleast_1d instead of asanyarray. This allows passing in scalars to
quiver/barbs.
Modified Paths:
--------------
branches/v0_99_maint/lib/matplotlib/quiver.py
Modified: branches/v0_99_maint/lib/matplotlib/quiver.py
===================================================================
--- branches/v0_99_maint/lib/matplotlib/quiver.py 2009-08-31 17:29:41 UTC
(rev 7617)
+++ branches/v0_99_maint/lib/matplotlib/quiver.py 2009-08-31 17:34:50 UTC
(rev 7618)
@@ -323,16 +323,20 @@
quiverkey_doc = _quiverkey_doc
+
# This is a helper function that parses out the various combination of
# arguments for doing colored vector plots. Pulling it out here
# allows both Quiver and Barbs to use it
def _parse_args(*args):
X, Y, U, V, C = [None]*5
args = list(args)
+
+ # The use of atleast_1d allows for handling scalar arguments while also
+ # keeping masked arrays
if len(args) == 3 or len(args) == 5:
- C = np.asanyarray(args.pop(-1))
- V = np.asanyarray(args.pop(-1))
- U = np.asanyarray(args.pop(-1))
+ C = np.atleast_1d(args.pop(-1))
+ V = np.atleast_1d(args.pop(-1))
+ U = np.atleast_1d(args.pop(-1))
if U.ndim == 1:
nr, nc = 1, U.shape[0]
else:
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