Avoid csv2rec warning in plotfile.

QuLogic · QuLogic · commit 14b3ec0eee95 · 2018-02-06T01:51:51.000-05:00
Unfortunately, csv2rec provides some automatic converters, so it can't
be replaced entirely with np.genfromtxt or np.loadtxt.
diff --git a/lib/matplotlib/pyplot.py b/lib/matplotlib/pyplot.py
@@ -2411,8 +2411,11 @@ def plotfile(fname, cols=(0,), plotfuncs=None,
 
     if plotfuncs is None:
         plotfuncs = dict()
-    r = mlab.csv2rec(fname, comments=comments, skiprows=skiprows,
-                     checkrows=checkrows, delimiter=delimiter, names=names)
+    from matplotlib.cbook import mplDeprecation
+    with warnings.catch_warnings():
+        warnings.simplefilter('ignore', mplDeprecation)
+        r = mlab.csv2rec(fname, comments=comments, skiprows=skiprows,
+                         checkrows=checkrows, delimiter=delimiter, names=names)
 
     def getname_val(identifier):
         'return the name and column data for identifier'
