在arcgis中进行栅格计算时,碰到这样的错误ERROR 000539:Error running expression:rcexec()<type 'exceptions.ValueError'>:The true value of a raster is ambiguous.网上搜了一下,终于解决了,故分享给大家,希望对大家有帮助.我的计算式是:"C" > 0 & "SOA“ >70,结果提示上述错误,无法计算.正确计算式应为:("
命令如下: f = open("c:\\1.txt","r") lines = f.readlines()#读取全部内容 for line in lines print line 实例 如下: f = open("D:\\Python project\\Part 1\\script\\user.txt","r")lines=f.readlines()for line in lines: print (lin
代码如下: #导包 import fileinput import re def readArw(): for line in fileinput.input(r"G:/raw.txt"): #读取文件信息 raw.txt我的是存放在G盘 print(line) def readIp(): with open(r'G:/raw.txt', 'r') as f: # with open(文件名+操作方法+缓存时间/默认为0) print("Name of the file: &