diff --git a/CHANGELOG b/CHANGELOG
index 45dd72b1fd1c..066c1d68f155 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -3,6 +3,9 @@
improve settings for these and the ability to pass custom
options. - RMM
+2012-03-03 For plt.subplots, the number of ticks depends on number of
+ subplots. -PI
+
2012-02-29 errorevery keyword added to errorbar to enable errorbar
subsampling. fixes issue #600.
diff --git a/lib/matplotlib/pyplot.py b/lib/matplotlib/pyplot.py
index e174b0cb015e..134289761660 100644
--- a/lib/matplotlib/pyplot.py
+++ b/lib/matplotlib/pyplot.py
@@ -884,25 +884,37 @@ def subplots(nrows=1, ncols=1, sharex=False, sharey=False, squeeze=True,
for i in range(1, nplots):
axarr[i] = fig.add_subplot(nrows, ncols, i+1, **subplot_kw)
-
-
# returned axis array will be always 2-d, even if nrows=ncols=1
axarr = axarr.reshape(nrows, ncols)
-
+
+ # scale # of ticks to be based on how many rows and cols we have
+ nbins_x = max(2, 7 - int(ncols))
+ nbins_y = max(2, 7 - int(nrows))
# turn off redundant tick labeling
if sharex and nrows>1:
+ # when sharing x-axis, the same locator is reused
+ ax0.locator_params(axis='y', nbins=nbins_y)
# turn off all but the bottom row
for ax in axarr[:-1,:].flat:
for label in ax.get_xticklabels():
label.set_visible(False)
-
+ elif nrows > 1:
+ # each y-axis has its own locator
+ for ax in axarr[:,:].flat:
+ ax.locator_params(axis='y', nbins=nbins_y)
if sharey and ncols>1:
+ # when sharing y-axis, the same locator is reused
+ ax0.locator_params(axis='x', nbins=nbins_x)
# turn off all but the first column
for ax in axarr[:,1:].flat:
for label in ax.get_yticklabels():
label.set_visible(False)
+ elif ncols > 1:
+ # each y-axis has its own locator
+ for ax in axarr[:,:].flat:
+ ax.locator_params(axis='x', nbins=nbins_x)
if squeeze:
# Reshape the array to have the final desired dimension (nrow,ncol),
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