当我运行下面显示的代码时,我得到一个包含 2 个图例的图形。我无法弄清楚为什么要绘制两个并且我无法删除其中一个。我的目标是保留图例之外的图例,删除图例内部的图例,并以某种方式停止切断图例右侧图例的奇怪裁剪。
我之前有一个问题问过类似的问题,但是通过使用 seaborns scatterplot 而不是 relplot 解决了这个问题。可悲的是,在该问题中有效的答案在这里都不起作用。如果这个问题是由绘制我试图制作的图形类型的“非常规”方式引起的,请告诉我。正确地做到这一点比破解解决方案要好...
import matplotlib.pyplot as plt
import seaborn as sns
import numpy as np
import pandas as pd
#setup
sns.set(font_scale=2)
sns.set_context('poster')
#figure and axes
fig = plt.figure(figsize=(20,20))
axs = {i:fig.add_subplot(330+i) for i in range(1,10)}
#create random data
r = np.random.randint
N=10
df = pd.DataFrame(columns=['No.','x1','x2','x3','y1','y2','y3'])
for i in range(N):
df.loc[i] = i+1,r(50,high=100),r(50,high=100),r(50,high=100),r(50,high=100),r(50,high=100),r(50,high=100)
#create axes labels
x_labels = ['x1','x2','x3']
y_labels = ['y1','y2','y3']
xy_labels = [(x,y) for y in y_labels for x in x_labels ]
#plot on axes
for i,(x_label,y_label) in enumerate(xy_labels):
if i ==0:#if statement so only one of the plots has legend='full'
a = sns.scatterplot(
data=df,
x=x_label,
y=y_label,
legend='full', #create the legend
ax=axs[i+1],
hue='No.',
palette=sns.color_palette("hls", N)
)
fig.legend(bbox_to_anchor=(1, 0.7), loc=2, borderaxespad=0.) #Move the legend outside the plot
a.legend_.remove() #attempt to remove the legend
else:
a = sns.scatterplot(
data=df,
x=x_label,
y=y_label,
legend=False,
ax=axs[i+1],
hue='No.',
palette=sns.color_palette("hls", N)
)
#remove axes labels from specific plots
if i not in [0,3,6]: axs[i+1].set_ylabel('')
if i not in [6,7,8]: axs[i+1].set_xlabel('')
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