Add missing import for ftserie application

tomwer/app/ftserie.py

@@ -17,6 +17,7 @@ def getinputinfo():
 
 
 def main(argv):
+    import os
     parser = argparse.ArgumentParser(description=__doc__)
     parser.add_argument(
         'scan_path',
@@ -42,4 +43,4 @@ def main(argv):
 
 
 if __name__ == '__main__':
-    main(sys.argv)
\ No newline at end of file
+    main(sys.argv)