问题描述
我在一个图上绘制了2条线图,分别代表了2019年和2020年船只到达的数据。
对于每个折线图,
y轴表示船只到达的编号
x轴表示月份(3月,4月,5月等)。
但是,我不确定如何使y轴值(船只到达数字)出现在两个折线图中。
有人知道吗?
我的代码和折线图如下:
# Trendline comparison of the total number of vessel arrivals in 2019 & 2020
# displaying all numbers to 0 decimal places
pd.options.display.float_format = "{:,.0f}".format
VESSEL_ARRIVALS_2019 = MARITIME_DATASET_2019["VESSEL ARRIVAL NUMBERS"]
VESSEL_ARRIVALS_2020 = MARITIME_DATASET_2020["VESSEL ARRIVAL NUMBERS"]
# displaying the plotted figure
fig = plt.figure(figsize = (48,20))
plt.xticks(fontsize = 20)
plt.yticks(fontsize = 20)
plt.plot(LIST_OF_MONTHS,VESSEL_ARRIVALS_2019,color = "blue",linewidth = 3,label = "2019 NUMBER OF VESSEL ARRIVALS")
plt.plot(LIST_OF_MONTHS,VESSEL_ARRIVALS_2020,color = "red",label = "2020 NUMBER OF VESSEL ARRIVALS")
plt.title("TOTAL NUMBER OF VESSEL ARRIVALS 2020 ON 2019 COMPARISON",fontsize = 32)
plt.legend(loc = "best",prop = {"size": 26})
plt.show()
解决方法
使用annotate
功能。例如,这样。
offset = 100 # adjust so it looks nice,but isn't on your line
for x,y in zip(LIST_OF_MONTHS,VESSEL_ARRIVALS_2019):
plt.annotate(y,(x,y+offset))