度换算成度分秒的Python操作方法，成度python,度换算成度分秒的Pyth

度换算成度分秒的Python操作方法，成度python,度换算成度分秒的Pyth

度换算成度分秒的Python操作方法，gis里进行单位转换

#!/usr/bin/env python# -*- encoding:utf-8 -*-"""输入文件格式:107.0381,29.1470;107.0429,29.1880;107.0654,29.2076;107.1492,29.1774;107.1767,29.1532;107.1518,29.1260;107.0822,29.1201;107.0743,29.1248;107.0566,29.1338;107.0381,29.1470;文件最后没有空行。不要求度形式的坐标小数点后面一定是四位。python num_convert.py [-o outputfilename] inputfilenamepython num_convert.py -v 打印版本信息python num_convert.py -h 打印帮助信息"""import sysimport getoptdef datafromfile(f):    ret = []    for line in f:        if line:            line = line[:-2]            num1,num2 = line.split(r',')            ret1,ret2 = conv(num1),conv(num2)            ret.append([ret1,ret2])        else:            ret='\n'    return retdef conv(num):    '''    bef0: 小数点前面的值    aft012: 转换后小数点后面第一二位数    aft034: 转换后小数点后面第三四伴数    '''    num = eval(num)    bef0, aft0 = int(num), num-int(num)    aft012, aft034_t = int(aft0*60), aft0*60-int(aft0*60)    aft034 = int(round(aft034_t*60))    if aft034 < 10:        aft034 = '0'+str(aft034)    elif aft034 == 60:        aft034='00'        aft012 += 1    elif aft034 > 60:        print "error:%s"%aft034    if aft012<10:aft012 = '0' + str(aft012)    sys.stderr.write("bef0:%s,aft012:%s,aft034:%s;"%(bef0, aft012, aft034))    return "%s.%s%s"%(bef0, aft012, aft034)def main():    try:        opts, args = getopt.getopt(sys.argv[1:],"ho:v")    except getopt.GetoptError, err:        print str(err)        sys.exit(2)    version = False    help_ = False    output_t = ''    for o,a in opts:        if o == '-v':            version = True        elif o == '-h':            help_ = True        elif o == '-o':            output_t = a        else:            assert False, "unhandled option"    if help_:        sys.stdout.write('''#-------www.iplaypy.com------------num_convert.pybasic usage:python num_convert.py [-o outputfilename] inputfilenamepython num_convert.py -v print version informationpython num_convert.py -h print this help.        ''')        sys.exit(0)    if version:        sys.stdout.write("version 0.1")        sys.exit(0)    if len(args) == 0:        sys.stderr.write("NEED INPUT FILE!!!")        sys.exit(2)    else:        file_in = args[0]    if len(output_t) == 0:        output = sys.stderr    else:        try:            output = open(output966_t,'w')        except:            raise    with open(file_in,'r') as f:        datas = datafromfile(f)    #sys.stderr.write(str(datas))    for data in datas:        packed_data = ','.join(data)+';\n'        output.write(packed_data)if __name__ == "__main__":    main()

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