Fix scritp error

src/PostTextElogCurrentTopic.py

@@ -7,6 +7,7 @@ from tango import *
 import PyTango
 import tango
 from urllib import request, parse
+import sys
 
 
 def main():
@@ -36,7 +37,7 @@ def main():
 
     except Exception as e:
         selfseq_dev.write_attribute("ScriptErr", str(e))
-    finally
+    finally:
         selfseq_dev.write_attribute("text_to_post","")
 
 if __name__ == '__main__':