Python multithreaded monitoring specified directory

Source: Internet
Author: User

ImportWin32fileImportTempfileImportThreadingImportWin32conImportOsdirs=["c:\\windows\\temp", Tempfile.gettempdir ()]defStart_monitor (path_to_watch): H_directory=Win32file. CreateFile (Path_to_watch, Win32con. Generic_read, Win32con. File_share_delete|win32con. file_share_read|Win32con. File_share_write, None, Win32con. Open_existing, Win32con. File_flag_backup_semantics, None) whileTrue:Try: Results= Win32file. READDIRECTORYCHANGESW (h_directory,1024, True, Win32con. File_notify_change_file_name|win32con. file_notify_change_dir_name|Win32con. File_notify_change_attributes|win32con. file_notify_change_size|Win32con. File_notify_change_last_write|Win32con. File_notify_change_security, None) forAction, filenameinchResults:PrintActionPrintfilenameexcept:            Pass forPathinchDirs:monitor_thread= Threading. Thread (target=start_monitor,args=(path,)) Monitor_thread.start ()

Python multithreaded monitoring Specifies the directory, the main function is

Win32file. READDIRECTORYCHANGESW Monitoring Directory Changes

READDIRECTORYCHANGESW (handle, size, Bwatchsubtree, Dwnotifyfilter , overlapped)

Retrieves information describing the changes occurring within a directory.

Parameters

Handle : Pyhandle

Handle to the directory to be monitored. This directory must is opened with the File_list_directory access right.

size : int

Size of the buffer to allocate for the results.

bwatchsubtree : int

Specifies whether the READDIRECTORYCHANGESW function would monitor the directory or the directory tree. If TRUE is specified, the function monitors the directory tree rooted at the specified directory. If FALSE is specified, the function monitors only the directory specified by the hdirectory parameter.

dwnotifyfilter : int

Specifies filter criteria the function checks to determine if the wait operation have completed. This parameter can is one or more of the file_notify_change_* values.

overlapped=none : pyoverlapped

An overlapped object. The directory must also is opened with file_flag_overlapped.

Python multithreaded monitoring specified directory

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