def test_xvals(self):
     histo = Histogram(n_bins=5)
     _ = histo.histogram(self.data)  # need this to set the bins
     assert histo.left_bin_edges == self.left_bin_edges
     assert histo.bin_widths == self.bin_widths
     assert all(histo.xvals("l") == [1.0, 1.5, 2.0, 2.5, 3.0, 3.5])
     assert all(histo.xvals("r") == [1.5, 2.0, 2.5, 3.0, 3.5, 4.0])
     assert all(histo.xvals("m") == [1.25, 1.75, 2.25, 2.75, 3.25, 3.75])
 def test_xvals(self):
     histo = Histogram(n_bins=5)
     hist = histo.histogram(self.data)  # need this to set the bins
     assert_equal(histo.left_bin_edges, self.left_bin_edges)
     assert_equal(histo.bin_widths, self.bin_widths)
     assert_items_equal(histo.xvals("l"), [1.0, 1.5, 2.0, 2.5, 3.0, 3.5])
     assert_items_equal(histo.xvals("r"), [1.5, 2.0, 2.5, 3.0, 3.5, 4.0])
     assert_items_equal(histo.xvals("m"),
                        [1.25, 1.75, 2.25, 2.75, 3.25, 3.75])
 def test_xvals(self):
     histo = Histogram(n_bins=5)
     hist = histo.histogram(self.data) # need this to set the bins
     assert_equal(histo.left_bin_edges, self.left_bin_edges)
     assert_equal(histo.bin_widths, self.bin_widths)
     assert_items_equal(histo.xvals("l"), [1.0, 1.5, 2.0, 2.5, 3.0, 3.5])
     assert_items_equal(histo.xvals("r"), [1.5, 2.0, 2.5, 3.0, 3.5, 4.0])
     assert_items_equal(histo.xvals("m"), 
                        [1.25, 1.75, 2.25, 2.75, 3.25, 3.75])