Ported to python3 and fixed indentation error

gandi-ddns.py

-import ConfigParser as configparser
+import configparser as configparser
 import sys
 import os
 import requests
@@ -18,7 +18,7 @@ def get_ip():
           print('Failed to retrieve external IP.')
           sys.exit(2)
         if r.status_code != 200:
-          print('Failed to retrieve external IP. Server responded with status_code: %d' % r.status_code)
+          print(('Failed to retrieve external IP. Server responded with status_code: %d' % r.status_code))
           sys.exit(2)
 
         ip = r.text.rstrip() # strip \n and any trailing whitespace
@@ -45,8 +45,8 @@ def update_record(url, headers, payload):
         #Add record
         r = requests.put(url, headers=headers, json=payload)
         if r.status_code != 201:
-          print('Record update failed with status code: %d' % r.status_code)
-          print(r.text)
+          print(('Record update failed with status code: %d' % r.status_code))
+          print((r.text))
           sys.exit(2)
         print ('Zone record updated.')
 
@@ -74,7 +74,7 @@ def main():
     print(url)
     #Discover External IP
     external_ip = get_ip()
-    print('External IP is: %s' % external_ip)
+    print(('External IP is: %s' % external_ip))
 
     #Prepare record
     payload = {'rrset_ttl': config.get(section, 'ttl'), 'rrset_values': [external_ip]}
@@ -83,7 +83,7 @@ def main():
     record = get_record(url, headers)
 
     if record.status_code == 200:
-      print('Current record value is: %s' % json.loads(record.text)['rrset_values'][0])
+      print(('Current record value is: %s' % json.loads(record.text)['rrset_values'][0]))
       if(json.loads(record.text)['rrset_values'][0] == external_ip):
         print('No change in IP address. Goodbye.')
         sys.exit()