From 7120add95d0c5b8a97af861785ec9fe1cfc7eaee Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Mon, 2 May 2016 15:36:05 +0200
Subject: dos2unix

---
 project2/proj2_s4498062/dns_client.py | 62 +++++++++++++++++++----------------
 1 file changed, 34 insertions(+), 28 deletions(-)

(limited to 'project2/proj2_s4498062/dns_client.py')

diff --git a/project2/proj2_s4498062/dns_client.py b/project2/proj2_s4498062/dns_client.py
index ab92f31..d89c1e4 100644
--- a/project2/proj2_s4498062/dns_client.py
+++ b/project2/proj2_s4498062/dns_client.py
@@ -1,28 +1,34 @@
-#!/usr/bin/env python2
-
-""" Simple DNS client
-
-A simple example of a client using the DNS resolver.
-"""
-
-import dns.resolver
-
-if __name__ == "__main__":
-    # Parse arguments
-    import argparse
-    parser = argparse.ArgumentParser(description="DNS Client")
-    parser.add_argument("hostname", help="hostname to resolve")
-    parser.add_argument("-c", "--caching", action="store_true",
-            help="Enable caching")
-    parser.add_argument("-t", "--ttl", metavar="time", type=int, default=0, 
-            help="TTL value of cached entries")
-    args = parser.parse_args()
-    
-    # Resolve hostname
-    resolver = dns.resolver.Resolver(["localhost"], 15, args.caching, args.ttl)
-    hostname, aliases, addresses = resolver.gethostbyname(args.hostname)
-    
-    # Print output
-    print(hostname)
-    print(aliases)
-    print(addresses)
+#!/usr/bin/env python2
+""" Simple DNS client
+
+A simple example of a client using the DNS resolver.
+"""
+
+import dns.resolver
+
+def main():
+    """Run the client"""
+    # Parse arguments
+    import argparse
+    parser = argparse.ArgumentParser(description="DNS Client")
+    parser.add_argument("hostname", help="hostname to resolve")
+    parser.add_argument(
+        "-c", "--caching", action="store_true",
+        help="Enable caching")
+    parser.add_argument(
+        "-t", "--ttl", metavar="time", type=int, default=0,
+        help="TTL value of cached entries")
+    args = parser.parse_args()
+
+    # Resolve hostname
+    resolver = dns.resolver.Resolver(["localhost"], 15, args.caching, args.ttl)
+    hostname, aliases, addresses = resolver.gethostbyname(args.hostname)
+
+    # Print output
+    print hostname
+    print aliases
+    print addresses
+
+if __name__ == "__main__":
+    main()
+
-- 
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