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Added diagnostics printout at the end of the test suite....
Added diagnostics printout at the end of the test suite. This will make it easier for us to understand problem reports from users.

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phistogram.py
33 lines | 985 B | text/x-python | PythonLexer
"""Parallel histogram function"""
import numpy
def phistogram(rc, a, bins=10, rng=None, normed=False):
"""Compute the histogram of a remote array a.
:Parameters:
rc
IPython RemoteController instance
a : str
String name of the remote array
bins : int
Number of histogram bins
rng : (float, float)
Tuple of min, max of the range to histogram
normed : boolean
Should the histogram counts be normalized to 1
"""
nengines = len(rc)
rc.push(dict(bins=bins, rng=rng))
rc.execute('import numpy')
rc.execute('hist, lower_edges = numpy.histogram(%s, bins, rng)' % a)
lower_edges = rc.pull('lower_edges', targets=0)
hist_array = rc.gather('hist')
hist_array.shape = (nengines,-1)
total_hist = numpy.sum(hist_array, 0)
if normed:
total_hist = total_hist/numpy.sum(total_hist,dtype=float)
return total_hist, lower_edges