Commit1f7151e

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Merge pull request#23047 from oscargus/histfix

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Original file line number	Diff line number	Diff line change
`@@ -6651,6 +6651,7 @@ def hist(self, x, bins=None, range=None, density=False, weights=None,`
`6651`	`6651`	`m,bins=np.histogram(x[i],bins,weights=w[i],**hist_kwargs)`
`6652`	`6652`	`tops.append(m)`
`6653`	`6653`	`tops=np.array(tops,float)# causes problems later if it's an int`
	`6654`	`+bins=np.array(bins,float)# causes problems if float16`
`6654`	`6655`	`ifstacked:`
`6655`	`6656`	`tops=tops.cumsum(axis=0)`
`6656`	`6657`	`# If a stacked density plot, normalize so the area of all the`

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Original file line number	Diff line number	Diff line change
`@@ -1863,6 +1863,21 @@ def test_hist_bar_empty():`
`1863`	`1863`	`ax.hist([],histtype='bar')`
`1864`	`1864`
`1865`	`1865`
	`1866`	`+deftest_hist_float16():`
	`1867`	`+np.random.seed(19680801)`
	`1868`	`+values=np.clip(`
	`1869`	`+np.random.normal(0.5,0.3,size=1000),0,1).astype(np.float16)`
	`1870`	`+h=plt.hist(values,bins=3,alpha=0.5)`
	`1871`	`+bc=h[2]`
	`1872`	`+# Check that there are no overlapping rectangles`
	`1873`	`+forrinrange(1,len(bc)):`
	`1874`	`+rleft=bc[r-1].get_corners()`
	`1875`	`+rright=bc[r].get_corners()`
	`1876`	`+# right hand position of left rectangle <=`
	`1877`	`+# left hand position of right rectangle`
	`1878`	`+assertrleft[1][0]<=rright[0][0]`
	`1879`	`+`
	`1880`	`+`
`1866`	`1881`	`@image_comparison(['hist_step_empty.png'],remove_text=True)`
`1867`	`1882`	`deftest_hist_step_empty():`
`1868`	`1883`	`# From #3886: creating hist from empty dataset raises ValueError`

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