add rocketlaunch.live free API example

The free API returns data on the next 5 scheduled rocket launches. One of the nice features of this API is any key:value that does not have data will return a string of "None".  This almost eliminates all key:value errors.

examples/wifi/expanded/requests_wifi_api_rocketlaunch_live.py

@@ -0,0 +1,114 @@
+# SPDX-FileCopyrightText: 2024 DJDevon3
+# SPDX-License-Identifier: MIT
+# Coded for Circuit Python 8.2.x
+"""RocketLaunch.Live API Example"""
+
+import gc
+import os
+import ssl
+import time
+import socketpool
+import wifi
+import adafruit_requests
+
+# Initialize WiFi Pool (There can be only 1 pool & top of script)
+pool = socketpool.SocketPool(wifi.radio)
+
+# Time between API refreshes
+# 900 = 15 mins, 1800 = 30 mins, 3600 = 1 hour
+sleep_time = 43200
+
+# Get WiFi details, ensure these are setup in settings.toml
+ssid = os.getenv("WIFI_SSID")
+password = os.getenv("WIFI_PASSWORD")
+
+
+# Converts seconds in minutes/hours/days
+def time_calc(input_time):
+    if input_time < 60:
+        sleep_int = input_time
+        time_output = f"{sleep_int:.0f} seconds"
+    elif 60 <= input_time < 3600:
+        sleep_int = input_time / 60
+        time_output = f"{sleep_int:.0f} minutes"
+    elif 3600 <= input_time < 86400:
+        sleep_int = input_time / 60 / 60
+        time_output = f"{sleep_int:.0f} hours"
+    elif 86400 <= input_time < 432000:
+        sleep_int = input_time / 60 / 60 / 24
+        time_output = f"{sleep_int:.1f} days"
+    else:  # if > 5 days convert float to int & display whole days
+        sleep_int = input_time / 60 / 60 / 24
+        time_output = f"{sleep_int:.0f} days"
+    return time_output
+
+
+# Free Public API, no token or header required
+ROCKETLAUNCH_SOURCE = "https://fdo.rocketlaunch.live/json/launches/next/1"
+
+# Connect to Wi-Fi
+print("\n===============================")
+print("Connecting to WiFi...")
+requests = adafruit_requests.Session(pool, ssl.create_default_context())
+while not wifi.radio.ipv4_address:
+    try:
+        wifi.radio.connect(ssid, password)
+    except ConnectionError as e:
+        print("❌ Connection Error:", e)
+        print("Retrying in 10 seconds")
+    time.sleep(10)
+    gc.collect()
+print("✅ WiFi!")
+print("===============================")
+
+while True:
+    try:
+        # Print Request to Serial
+        print("Attempting to GET RocketLaunch.Live JSON!")
+        debug_rocketlaunch_full_response = False
+
+        rocketlaunch_response = requests.get(url=ROCKETLAUNCH_SOURCE)
+        try:
+            rocketlaunch_json = rocketlaunch_response.json()
+        except ConnectionError as e:
+            print("❌ Connection Error:", e)
+            print("Retrying in 10 seconds")
+        if debug_rocketlaunch_full_response:
+            print("Full API GET URL: ", ROCKETLAUNCH_SOURCE)
+            print(rocketlaunch_json)
+
+        print("✅ RocketLaunch.Live JSON!")
+        rocketlaunch_flightname = str(rocketlaunch_json["result"][0]["name"])
+        print(f" | Flight Name: {rocketlaunch_flightname}")
+        rocketlaunch_provider = str(rocketlaunch_json["result"][0]["provider"]["name"])
+        print(f" | Provider: {rocketlaunch_provider}")
+        rocketlaunch_vehiclename = str(
+            rocketlaunch_json["result"][0]["vehicle"]["name"]
+        )
+        print(f" | Vehicle Name: {rocketlaunch_vehiclename}")
+
+        rocketlaunch_winopen = str(rocketlaunch_json["result"][0]["win_open"])
+        rocketlaunch_winclose = str(rocketlaunch_json["result"][0]["win_close"])
+        print(f" | Window: {rocketlaunch_winopen} to {rocketlaunch_winclose}")
+
+        rocketlaunch_sitename = str(
+            rocketlaunch_json["result"][0]["pad"]["location"]["name"]
+        )
+        print(f" | Launch Site: {rocketlaunch_sitename}")
+
+        rocketlaunch_mission = str(
+            rocketlaunch_json["result"][0]["mission_description"]
+        )
+        if rocketlaunch_mission != "None":
+            print(f" | Mission: {rocketlaunch_mission}")
+
+        print("\nFinished!")
+        print("Board Uptime: ", time.monotonic())
+        print("Next Update in: ", time_calc(sleep_time))
+        print("===============================")
+        gc.collect()
+    except (ValueError, RuntimeError) as e:
+        print("Failed to get data, retrying\n", e)
+        time.sleep(60)
+        continue
+    time.sleep(sleep_time)