python中水量_python 画降水量色斑图问题

# 引用部分

import numpy as np

import pandas as pd

from scipy.interpolate import Rbf  # 径向基函数 : 将站点信息插到格点上 用于绘制等值线

import matplotlib.pyplot as plt

import matplotlib.colors as colors

import matplotlib as mpl

import cartopy.crs as ccrs

import cartopy.io.shapereader as shpreader

from cartopy.mpl.ticker import LongitudeFormatter,LatitudeFormatter

import maskout  #只显示某个地区

plt.rcParams['font.sans-serif']=['SimHei'] #用来正常显示中文

plt.rcParams['axes.unicode_minus']=False #用来正常显示负号

# 数据准备

df = pd.read_excel('工作簿1.xlsx') #读取Excel

df.columns = ['stid','lon','lat','height','rain']

# df = df[(df['rain']>0)]  #筛选坐标在某个范围内,由于数据量少,直接在EXCEL中做处理  &(df['lat']>35)&(df['lon']>115)&(df[

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