Remove mlab.rec_drop_fields

dstansby · dstansby · commit afcb2b6e8cfa · 2018-09-29T11:05:08.000+01:00
diff --git a/doc/api/next_api_changes/2018-09-18-DS.rst b/doc/api/next_api_changes/2018-09-18-DS.rst
@@ -46,6 +46,7 @@ in Matplotlib 2.2 has been removed. See below for a list:
 - `mlab.recs_join`
 - `mlab.rec_groupby`
 - `mlab.rec_keep_fields`
+- `mlab.rec_drop_fields`
 - `mlab.csvformat_factory`
 - `mlab.get_formatd`
 - `mlab.FormatDatetime` (use datetime.strftime instead)
diff --git a/lib/matplotlib/mlab.py b/lib/matplotlib/mlab.py
@@ -1578,24 +1578,6 @@ def rec_append_fields(rec, names, arrs, dtypes=None):
     return newrec
 
 
-@cbook.deprecated("2.2")
-def rec_drop_fields(rec, names):
-    """
-    Return a new numpy record array with fields in *names* dropped.
-    """
-
-    names = set(names)
-
-    newdtype = np.dtype([(name, rec.dtype[name]) for name in rec.dtype.names
-                         if name not in names])
-
-    newrec = np.recarray(rec.shape, dtype=newdtype)
-    for field in newdtype.names:
-        newrec[field] = rec[field]
-
-    return newrec
-
-
 @cbook.deprecated("2.2")
 def csv2rec(fname, comments='#', skiprows=0, checkrows=0, delimiter=',',
             converterd=None, names=None, missing='', missingd=None,
diff --git a/lib/matplotlib/pylab.py b/lib/matplotlib/pylab.py
@@ -235,7 +235,7 @@
     frange,
     identity, ispower2, isvector, l1norm,
     l2norm, log2, movavg, norm_flat,
-    rec_append_fields, rec_drop_fields, rms_flat,
+    rec_append_fields, rms_flat,
     window_hanning, window_none)
 
 from matplotlib import cbook, mlab, pyplot as plt
