issue#22 | proper handle timeout in connection string

Author: ziollek

varnish.py

@@ -62,6 +62,10 @@ class VarnishHandler(Telnet):
     def __init__(self, host_port_timeout, secret=None, **kwargs):
         if isinstance(host_port_timeout, basestring):
             host_port_timeout = host_port_timeout.split(':')
+
+            if (len(host_port_timeout) == 3):
+                host_port_timeout[2] = float(host_port_timeout[2])
+
         Telnet.__init__(self, *host_port_timeout)
         (status, length), content = self._read()
         if status == 107 and secret is not None: