Python common functions (i)

# 1 # #获取输入值

1 a = Raw_input (" Please enter:")2if a = = str (1):3      print"success"4Else: 5     Print " Failure "

# 2 # #利用sys获取脚本文件的当前路径

1 ImportSys,os2 defCur_file_dir ():3Path = Sys.path[0]#Get Script Path4      #Determine whether the script file or Py2exe compiled file, if it is a script file, the script is returned to the directory5      #, the compiled file path is returned if it is a py2exe compiled file6      ifOs.path.isdir (path):7          returnPath +"1"8      elifos.path.isfile (path):9          returnOs.path.dirname (PATH) +"2"Ten PrintCur_file_dir ()#Print Results

# 3 # #利用os获取脚本文件的当前路径

1 Import OS 2 homedir = os.getcwd ()3print homedir

# # 4 # #获得模块的属性, classes, functions and other information.

1 # # Once obtained, the parameters and other sub-information are displayed when called in arcpy 2 Import arcpy 3 Shppath = R"a.shp"4 rows = arcpy. Updatecursor (Shppath)5 for in dir (rows):6      Print I

# # 5 # #编码错误. ASCII to Unicode Method:

1     unicode1 = u'ascii1'

# 6 # #遍历文件夹下的文件

1     index = 02for in       os.walk (srcpath):3          for inch FS: 4             if f[-4:]==". SHP":5                 index = index +1

Examples Show

D-Plate
Folder: Path folder
D1 folder

F1.txt
D2 folder
F2.txt
F3.txt
F4.txt

For R,ds,fs in Os.walk (path):
First loop R = Path Folder ds for path under Folder List (D1,D2) fs for path under File list (F3,F4)
Second loop R = D1 Folder ds for NULL FS for D1 under File list (F1)
Third Loop R = D2 folder DS for NULL FS for D2 under File list (F2)

Python common functions (i)