1 files changed, 5 insertions, 1 deletions
diff --git a/project2/proj2_s4498062/dns/regexes.py b/project2/proj2_s4498062/dns/regexes.py
index 48c28c9..07c1eed 100644
--- a/project2/proj2_s4498062/dns/regexes.py
+++ b/project2/proj2_s4498062/dns/regexes.py
@@ -1,21 +1,26 @@
 """Regexes used in the DNS protocol"""
 
+
 def grpm(regex):
     """Make a matching group"""
     return grp(regex, matching=True)
 
+
 def grp(regex, matching=False):
     """Make a group"""
     return r'(' + (r'' if matching else r'?:') + regex + r')'
 
+
 def opt(regex):
     """Make an optional group"""
     return grp(grp(regex) + r'?')
 
+
 def regex_opt_r(*regexes):
     """Make a group that matches one of the given regexes"""
     return grp(r'|'.join(regexes))
 
+
 DIGIT = r'\d'
 LETTER = r'[a-zA-Z]'
 LETDIG = grp(regex_opt_r(DIGIT, LETTER))
@@ -26,4 +31,3 @@ SUBDOMAIN = grp(grpm(grp(LABEL + r'\.') + r'*') + grpm(LABEL))
 DOMAIN = regex_opt_r(SUBDOMAIN, r' ')
 
 IP = r'(?:(?:\d{1,3}\.){3}\d{1,3})'
-