diff --git a/portsopen.py b/portsopen.py
index cd53570..139c6df 100755
--- a/portsopen.py
+++ b/portsopen.py
@@ -2,19 +2,19 @@
 
 import time, setuptools, porttools, twitools
 
-hosts = setuptools.getListSetting("Ports", "hosts")
-retry = int(setuptools.getSetting("Ports", "retry"))
-two = twitools.twObject()
-
-def check(host, port, recipient):
+def check(host, port, recipient, two = twitools.twObject()):
  if not porttools.isPortOpen(host, port):
   time.sleep(retry)
   if not porttools.isPortOpen(host, port):
    two.tweet("@%s Port %s is not open on host %s!" % (recipient, port, host))
 
-for h in hosts:
- try:
-  for p in h[1]:
-   check(h[0], p, h[2])
- except TypeError:
-  check(*h)
+if __name__ == "__main__":
+ hosts = setuptools.getListSetting("Ports", "hosts")
+ retry = int(setuptools.getSetting("Ports", "retry"))
+
+ for h in hosts:
+  try:
+   for p in h[1]:
+    check(h[0], p, h[2])
+  except TypeError:
+   check(*h)
diff --git a/siteup.py b/siteup.py
index ae70f1f..d8d2716 100755
--- a/siteup.py
+++ b/siteup.py
@@ -2,10 +2,7 @@
 
 import time, setuptools, httptools, twitools
 
-sites = setuptools.getListSetting("HTTP", "sites")
-two = twitools.twObject()
-
-def check(site, recipient):
+def check(site, recipient, two = twitools.twObject()):
  status = httptools.getStatus(site)
  if not status == 200:
   if status == None:
@@ -13,5 +10,8 @@ def check(site, recipient):
   else:
    two.tweet("@%s Site %s returns status code %s!" % (recipient, site, status))
 
-for s in sites:
- check(s[0], s[1])
+if __name__ == "__main__":
+ sites = setuptools.getListSetting("HTTP", "sites")
+
+ for s in sites:
+  check(s[0], s[1])
diff --git a/sslexpiry.py b/sslexpiry.py
index 7802df6..e4b321f 100755
--- a/sslexpiry.py
+++ b/sslexpiry.py
@@ -1,20 +1,25 @@
 #!/usr/bin/python3
 
-import datetime, setuptools, ssltools, twitools
+import logging, datetime, setuptools, ssltools, twitools
 
-hosts = setuptools.getListSetting("SSL", "hosts")
-pbefore = int(setuptools.getSetting("SSL", "pbefore"))
-pafter = int(setuptools.getSetting("SSL", "pafter"))
-two = twitools.twObject()
+def getExpiry(host, port, notify, two = twitools.twObject()):
+ pbefore = int(setuptools.getSetting("SSL", "pbefore"))
+ pafter = int(setuptools.getSetting("SSL", "pafter"))
 
-for h in hosts:
  try:
-  expiry = ssltools.getRemoteExpiry(h[0], h[1])
+  expiry = ssltools.getRemoteExpiry(host, port)
   diff = expiry - datetime.datetime.now()
   if diff < datetime.timedelta(days=pbefore):
    if expiry > datetime.datetime.now():
-    two.tweet("@%s %s certificate expiring soon (%s). Please renew." % (h[2], h[0], expiry))
+    two.tweet("@%s %s certificate expiring soon (%s). Please renew." % (notify, host, expiry))
    elif expiry + datetime.timedelta(days=pafter) < datetime.datetime.now():
-    two.tweet("@%s %s certificate has expired! (%s) Please renew ASAP!" % (h[2], h[0], expiry))
+    two.tweet("@%s %s certificate has expired! (%s) Please renew ASAP!" % (notify, host, expiry))
  except:
-  two.tweet("@%s Could not verify SSL certificate on %s:%i. Is the server down?" % (h[2], h[0], h[1]))
+  logging.exception("Could not verify certificate.")
+  two.tweet("@%s Could not verify SSL certificate on %s:%i. Is the server down?" % (notify, host, port))
+
+if __name__ == "__main__":
+ hosts = setuptools.getListSetting("SSL", "hosts")
+
+ for h in hosts:
+  getExpiry(h[0], h[1], h[2])