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-rw-r--r--youtube_dl/update.py25
1 files changed, 15 insertions, 10 deletions
diff --git a/youtube_dl/update.py b/youtube_dl/update.py
index 669b59a68..0689a4891 100644
--- a/youtube_dl/update.py
+++ b/youtube_dl/update.py
@@ -1,6 +1,8 @@
+import io
import json
import traceback
import hashlib
+import subprocess
import sys
from zipimport import zipimporter
@@ -75,8 +77,9 @@ def update_self(to_screen, verbose):
to_screen(u'ERROR: the versions file signature is invalid. Aborting.')
return
- to_screen(u'Updating to version ' + versions_info['latest'] + '...')
- version = versions_info['versions'][versions_info['latest']]
+ version_id = versions_info['latest']
+ to_screen(u'Updating to version ' + version_id + '...')
+ version = versions_info['versions'][version_id]
print_notes(to_screen, versions_info['versions'])
@@ -122,16 +125,18 @@ def update_self(to_screen, verbose):
try:
bat = os.path.join(directory, 'youtube-dl-updater.bat')
- b = open(bat, 'w')
- b.write("""
-echo Updating youtube-dl...
+ with io.open(bat, 'w') as batfile:
+ batfile.write(u"""
+@echo off
+echo Waiting for file handle to be closed ...
ping 127.0.0.1 -n 5 -w 1000 > NUL
-move /Y "%s.new" "%s"
-del "%s"
- \n""" %(exe, exe, bat))
- b.close()
+move /Y "%s.new" "%s" > NUL
+echo Updated youtube-dl to version %s.
+start /b "" cmd /c del "%%~f0"&exit /b"
+ \n""" % (exe, exe, version_id))
- os.startfile(bat)
+ subprocess.Popen([bat]) # Continues to run in the background
+ return # Do not show premature success messages
except (IOError, OSError) as err:
if verbose: to_screen(compat_str(traceback.format_exc()))
to_screen(u'ERROR: unable to overwrite current version')