import matplotlib
as mpl
import matplotlib
.pyplot
as plt
import numpy
as np
mpl
.rcParams
["font.sans-serif"] = ["SimHei"]
mpl
.rcParams
["axes.unicode_minus"] = False
x
= np
.arange
(5)
y
= [6,10,4,5,1]
y1
= [2,6,3,8,5]
bar_width
= 0.35
tick_label
= ["A","B","C","D","E"]
plt
.bar
(x
,y
,bar_width
,color
="c",align
="center",label
="班级A",alpha
=0.5)
plt
.bar
(x
+bar_width
,y1
,bar_width
,color
="b",align
="center",label
="班级B",alpha
=0.5)
plt
.xlabel
("测试难度")
plt
.ylabel
("试卷份数")
plt
.xticks
(x
+bar_width
/2,tick_label
)
plt
.legend
()
plt
.show
()
import matplotlib
as mpl
import matplotlib
.pyplot
as plt
import numpy
as np
mpl
.rcParams
["font.sans-serif"] = ["SimHei"]
mpl
.rcParams
["axes.unicode_minus"] = False
x
= np
.arange
(5)
y
= [6,10,4,5,1]
y1
= [2,6,3,8,5]
bar_width
= 0.35
tick_label
= ["A","B","C","D","E"]
plt
.barh
(x
,y
,bar_width
,color
="c",align
="center",label
="班级A",alpha
=0.5)
plt
.barh
(x
+bar_width
,y1
,bar_width
,color
="b",align
="center",label
="班级B",alpha
=0.5)
plt
.xlabel
("测试难度")
plt
.ylabel
("试卷份数")
plt
.xticks
(x
+bar_width
/2,tick_label
)
plt
.legend
()
plt
.show
()
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