我试图绘制一个图形,并在添加代码后调整x轴标签。有大量的数据显示,尽管我没有打电话给他们。有任何方法可以改进我的代码来删除这些数据集吗?(更具体地说:显示为“无”的整个列)
守则如下:
DataFrame:
q3 = c.execute('''
SELECT Month AS Month,
Year AS Year,
COUNT(*) AS TotalFlights,
Dest AS Destination
FROM ontime
WHERE ontime.Cancelled = 0 AND
Destination = 'ABE' OR Destination = 'CSG' OR Destination = 'HLN' OR Destination = 'LAW'
GROUP BY Dest, Month, Year
ORDER BY Dest ASC, Year ASC, Month ASC
''').fetchall()
q3 = pd.DataFrame (q3, columns =
['Month','Year','TotalFlights','Destination'])
pd.DataFrame(q3)

Combining Month and Year:
q3["Month"] = q3["Month"].astype(str)
q3["Year"] = q3["Year"].astype(str)
q3['Month_Year'] = q3["Month"] + '/' + q3["Year"]
Plotting of Graph:
>>> g = sns.FacetGrid(data=q3, col="Destination", col_wrap=2, height=6)
>>> g = g.map(plt.plot, "Month_Year", "TotalFlights", marker=".")
>>> [plt.setp(ax.get_xticklabels(), rotation=45) for ax in g.axes.flat]截图如下:

发布于 2022-01-31 01:31:04
替换
[plt.setp(ax.get_xticklabels(), rotation=45) for ax in g.axes.flat]
通过
dummy=[plt.setp(ax.get_xticklabels(), rotation=45) for ax in g.axes.flat]
在木星或巨蟒的提示下。第一个将显示列表。所以你看到的输出。我添加了变量dummy来禁用此行为。因为变量没有用,所以它可以有任何名称。
https://stackoverflow.com/questions/70917596
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