Python 003 OS Module example

ImportOS forTmpdirinch('/ tmp'R'c:/users/administrator/pycharmprojects/'):    ifOs.path.isdir (tmpdir): BreakElse:    Print 'No Temp directory available'Tmpdir="'ifTmpdir:os.chdir (tmpdir) CWD=OS.GETCWD ()Print '* * * Current temporary directory'    PrintCWDPrint '* * * Creating example Directory'     whileOs.path.exists ('Example'):         Break    Else: Os.mkdir ('Example') Os.chdir ('Example') CWD=OS.GETCWD ()Print '* * * New working directory'    PrintCWDPrint '* * * Original directory Listing:'    PrintOs.listdir (CWD)Print '* * * Creating test file ...'Fobj= Open ('Test','W') Fobj.write ('foo\n') Fobj.write ('bar\n') Fobj.close ()Print '* * * Updated directory listing:'    PrintOs.listdir (CWD)Print '***renaming "test" fo "filetest.txt"'Os.rename ('Test','Filetest.txt')    Print '***full File Pathname'Path=Os.path.join (Cwd,os.listdir (CWD) [0])PrintPathPrint '* * * (pathname,basename) = ='    Printos.path.split (path)Print '* * * (filename,extension) = ='    PrintOs.path.splitext (Os.path.basename (path))Print '***displaying file Contents:'Fobj=Open (Path) forEachlineinchFobj:Printeachline fobj.close ()Print '***deleting test File'os.remove (path)Print '***updated Directory Listing:'    PrintOs.listdir (CWD) os.chdir (os.pardir)Print '* * * Deleting Test directory'Os.rmdir ('Example')    Print '* * * Done'

Output

C:\Python27\python.exe c:/users/administrator/pycharmprojects/untitled/ospathex.py***Current temporary directoryc:\users\administrator\pycharmprojects***Creating example Directory***New Working Directoryc:\users\administrator\pycharmprojects\example***original directory listing:[]***creating test File ...***Updated directory listing:['Test']Renaming"Test"Fo"Filetest.txt"***Full file Pathnamec:\users\administrator\pycharmprojects\example\filetest.txt(pathname,basename) = =('C:\\users\\administrator\\pycharmprojects\\example','Filetest.txt')(filename,extension) = =('filetest','. txt')***displaying file Contents:foobar***Deleting test file***updated directory listing:[]***Deleting test directoryDone

Python 003 OS Module example