[英]How to space out x-ticks on bar graph, and scale y-axis
我有以下代码创建一个不同国家的小数据框和相应的分数值:
import pandas
import numpy
import matplotlib
import matplotlib.pyplot as plt
df = pandas.DataFrame(data = ["Norway", "Denmark", "Iceland",
"Switzerland", "Finland", "Netherlands", "Canada", "New Zealand",
"Sweden", "Australia"], columns = ["Countries"])
df["Score"] = [7.6, 7.55, 7.50, 7.45, 7.40, 7.35, 7.30, 7.25, 7.20,
7.15]
然后我使用matplotlib创建一个条形图:
bars = df['Countries']
height = df['Score']
plt.bar(bars, height, align = "center", alpha = 0.5)
plt.ylabel('Happiness Score')
plt.title('Happiness by Country')
plt.show
我不确定如何做两件事:1)空出x轴的国家名称,使它们不相互交叉2)不同地缩放y轴,这样所有的分数似乎都不是这样的彼此接近
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