compiled the regex and made it a constant on Write module

BAC0/core/io/Write.py

@@ -54,7 +54,8 @@ def write()
 # some debugging
 _debug = 0
 _LOG = ModuleLogger(globals())
-
+WRITE_REGEX = r"(?P<address>\b(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\b|(\b\d+:\d+\b)) (?P<objId>(@obj_)?[-\w]*[: ]*\d*) (?P<propId>(@prop_)?\w*)[ ]?(?P<value>-*\w*)?[ ]?(?P<indx>-|\d*)?[ ]?(?P<priority>(1[0-6]|[0-9]))?"
+write_pattern = re.compile(WRITE_REGEX)        
 
 @note_and_log
 class WriteProperty:
@@ -132,8 +133,8 @@ def _parse_wp_args(cls, args):
         Utility to parse the string of the request.
         Supports @obj_ and @prop_ syntax for objest type and property id, useful with proprietary objects and properties.
         """
-        pattern = r"(?P<address>\b(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\b|(\b\d+:\d+\b)) (?P<objId>(@obj_)?[-\w]*[: ]*\d*) (?P<propId>(@prop_)?\w*)[ ]?(?P<value>-*\w*)?[ ]?(?P<indx>-|\d*)?[ ]?(?P<priority>(1[0-6]|[0-9]))?"
-        match = re.search(pattern, args)
+        global write_pattern
+        match = write_pattern.search(args)
         try:
             address = match.group("address")
             objId = match.group("objId")