#数字转字符保留几位小数 by gisoracle
#数字转字符保留几位小数 by gisoracle def floattostr(num,xsnum): if xsnum==0: return str(int(num)) nd=round(num,xsnum) nstr=str(nd) idx=nstr.index('.') print idx p=len(nstr)-idx-1 print p n=xsnum-p print n s="" for i in range(n): s=s+"0" return nstr+s