Fixes adafruit#48

Adds airlift to example

Author: askpatrickw

adafruit_requests.py

@@ -652,9 +652,11 @@ def wrap_socket(self, socket, server_hostname=None):
 def set_socket(sock, iface=None):
     """Legacy API for setting the socket and network interface. Use a `Session` instead."""
     global _default_session  # pylint: disable=global-statement,invalid-name
-    _default_session = Session(sock, _FakeSSLContext(iface))
-    if iface:
-        sock.set_interface(iface)
+    if not iface:
+        _default_session = Session(sock, _FakeSSLContext(sock._the_interface))
+    else:
+        _default_session = Session(sock, _FakeSSLContext(iface))
+    sock.set_interface(iface)
 
 
 def request(method, url, data=None, json=None, headers=None, stream=False, timeout=1):

examples/requests_simpletest.py

@@ -29,6 +29,11 @@
 # esp32_ready = DigitalInOut(board.D10)
 # esp32_reset = DigitalInOut(board.D5)
 
+# If you have an AirLift Featherwing or ItsyBitsy Airlift:
+# esp32_cs = DigitalInOut(board.D13)
+# esp32_ready = DigitalInOut(board.D11)
+# esp32_reset = DigitalInOut(board.D12)
+
 spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
 esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
 
@@ -46,8 +51,8 @@
 requests.set_socket(socket, esp)
 
 TEXT_URL = "http://wifitest.adafruit.com/testwifi/index.html"
-JSON_GET_URL = "http://httpbin.org/get"
-JSON_POST_URL = "http://httpbin.org/post"
+JSON_GET_URL = "https://httpbin.org/get"
+JSON_POST_URL = "https://httpbin.org/post"
 
 print("Fetching text from %s" % TEXT_URL)
 response = requests.get(TEXT_URL)