Add MPY Network demo.

Author: SFE-Brudnerd

Examples/Astronaut_Network_Demo_mpy/Astronaut_Network_Demo_mpy.py

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+import network
+import urequests
+import time
+import neopixel
+import machine
+
+# Set up the NeoPixel LED
+pin = machine.Pin("NEOPIXEL")
+led = neopixel.NeoPixel(pin, 1)
+
+# Set the LED to red while connecting to WiFi
+led[0] = (255, 0, 0)
+led.write()
+
+# Connect to a WiFi network
+wlan = network.WLAN(network.STA_IF)
+wlan.active(True)
+wlan.connect('WIFI_NETWORK', 'WIFI_PASSWORD')
+
+# Wait for the connection to complete
+print("Waiting for connection...")
+while not wlan.isconnected():
+    time.sleep(1)
+    print('.', sep='', end='', )
+print('Connected!')
+
+# Set the LED to blue while downloading data
+led[0] = (0, 0, 255)
+led.write()
+
+# Download the list of astronauts currently in space
+print('Downloading list of astronauts currently in space...')
+astronauts = urequests.get("https://corquaid.github.io/international-space-station-APIs/JSON/people-in-space.json").json()
+
+# Print the number of astronauts and their names
+number = astronauts['number']
+print('There are', number, 'astronauts in space.')
+for i in range(number):
+    print(i+1, astronauts['people'][i]['name'])
+
+# Set the LED to green to indicate success
+led[0] = (0, 255, 0)
+led.write()