Merge pull request #70 from anecdata/outofsockets

Catch OSError to avoid socket leak

Author: anecdata

adafruit_requests.py

@@ -560,7 +560,7 @@ def request(
             ok = True
             try:
                 self._send_request(socket, host, method, path, headers, data, json)
-            except _SendFailed:
+            except (_SendFailed, OSError):
                 ok = False
             if ok:
                 # Read the H of "HTTP/1.1" to make sure the socket is alive. send can appear to work