Secrets Cleanup: P Part 1

Author: justmobilize

Pi_In_Stock_Notifier/code.py

@@ -2,6 +2,7 @@
 #
 # SPDX-License-Identifier: MIT
 
+from os import getenv
 import time
 import ssl
 import wifi
@@ -14,6 +15,21 @@
 from digitalio import DigitalInOut, Direction, Pull
 from adafruit_debouncer import Debouncer
 
+# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
+# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+aio_username = getenv("ADAFRUIT_AIO_USERNAME")
+aio_key = getenv("ADAFRUIT_AIO_KEY")
+
+if None in [ssid, password, aio_username, aio_key]:
+    raise RuntimeError(
+        "WiFi and Adafruit IO settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "'ADAFRUIT_AIO_USERNAME' and 'ADAFRUIT_AIO_KEY' at a minimum."
+    )
+
 alarm_out = DigitalInOut(board.A1)
 alarm_out.direction = Direction.OUTPUT
 alarm_out.value = False
@@ -23,37 +39,28 @@
 button = Debouncer(button_in)
 
 
-# Get wifi details and more from a secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
-
 print("Adafruit Raspberry Pi In Stock Tweet Listener")
 
 #  import your bearer token
-bear = secrets['bearer_token']
+bearer_token = getenv('bearer_token')
 
 #  query URL for tweets. looking for hashtag partyparrot sent to a specific username
 #  disabling line-too-long because queries for tweet_query & TIME_URL cannot have line breaks
 #  pylint: disable=line-too-long
 tweet_query = 'https://api.twitter.com/2/tweets/search/recent?query=In Stock at Adafruit from:rpilocator&tweet.fields=created_at'
 
-headers = {'Authorization': 'Bearer ' + bear}
+headers = {'Authorization': 'Bearer ' + bearer_token}
 
-print("Connecting to %s"%secrets["ssid"])
-wifi.radio.connect(secrets["ssid"], secrets["password"])
-print("Connected to %s!"%secrets["ssid"])
-print("My IP address is", wifi.radio.ipv4_address)
+print(f"Connecting to {ssid}")
+wifi.radio.connect(ssid, password)
+print(f"Connected to {ssid}!")
+print(f"My IP address is {wifi.radio.ipv4_address}")
 
 pool = socketpool.SocketPool(wifi.radio)
 requests = adafruit_requests.Session(pool, ssl.create_default_context())
 
 #  gets and formats time from adafruit.io
-aio_username = secrets["aio_username"]
-aio_key = secrets["aio_key"]
-location = secrets.get("timezone", None)
+location = getenv("timezone", None)
 TIME_URL = "https://io.adafruit.com/api/v2/%s/integrations/time/strftime?x-aio-key=%s" % (aio_username, aio_key)
 TIME_URL += "&fmt=%25Y-%25m-%25dT%25H%3A%25M%3A%25S.%25L%25j%25u%25z%25Z"
 
@@ -132,14 +139,14 @@
 
                 else:
                     #  if it's not new, then the wait continues
-                    no_tweet_text = ("No stock in last hour :( Last stock: %s" % (timestamp))
+                    no_tweet_text = "No stock in last hour :( Last stock: %s" % (timestamp)
                     text_area.text = "\n".join(wrap_text_to_lines(no_tweet_text, 21))
                     print("no new in stock notifications :(")
             #  updates tweet ID
             last_value = value
         #  if the tweet wasn't today
         else:
             #  if it's not new, then the wait continues
-            no_tweet_text = ("No stock in last hour :( Last stock: %s" % (timestamp))
+            no_tweet_text = "No stock in last hour :( Last stock: %s" % (timestamp)
             text_area.text = "\n".join(wrap_text_to_lines(no_tweet_text, 21))
             print("no new in stock notifications :(")

Pico_W_CircuitPython_WiFi_Examples/Pico_W_Basic_WiFi_Test/code.py

@@ -2,17 +2,29 @@
 #
 # SPDX-License-Identifier: MIT
 
-import os
+from os import getenv
 import ipaddress
 import wifi
 import socketpool
 
+# Get WiFi details, ensure these are setup in settings.toml
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+
+if None in [ssid, password]:
+    raise RuntimeError(
+        "WiFi settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "at a minimum."
+    )
+
 print()
 print("Connecting to WiFi")
 
 #  connect to your SSID
 try:
-    wifi.radio.connect(os.getenv('CIRCUITPY_WIFI_SSID'), os.getenv('CIRCUITPY_WIFI_PASSWORD'))
+    wifi.radio.connect(ssid, password)
 except TypeError:
     print("Could not find WiFi info. Check your settings.toml file!")
     raise
@@ -25,7 +37,7 @@
 print("My MAC addr:", [hex(i) for i in wifi.radio.mac_address])
 
 #  prints IP address to REPL
-print("My IP address is", wifi.radio.ipv4_address)
+print(f"My IP address is {wifi.radio.ipv4_address}")
 
 #  pings Google
 ipv4 = ipaddress.ip_address("8.8.4.4")

Purple_Air_Display/code.py

@@ -7,17 +7,23 @@
 # or Matrix Portal
 # and 64 x 32 RGB LED Matrix
 
+from os import getenv
 import time
 import board
 import terminalio
 from adafruit_matrixportal.matrixportal import MatrixPortal
 
-# Get wifi details and more from a secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
+# Get WiFi details, ensure these are setup in settings.toml
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+
+if None in [ssid, password]:
+    raise RuntimeError(
+        "WiFi settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "at a minimum."
+    )
 
 def aqi_transform(val):
     aqi = pm_to_aqi(val)  # derive Air Quality Index from Particulate Matter 2.5 value
@@ -49,7 +55,7 @@ def message_transform(val):  # picks message based on thresholds
     status_neopixel=board.NEOPIXEL,
     debug=True,
     url=DATA_SOURCE,
-    headers={"X-API-Key": secrets["purple_air_api_key"],  # purpleair.com
+    headers={"X-API-Key": getenv("purple_air_api_key"),  # purpleair.com
              "Accept": "application/json"
     },
     json_path=(DATA_LOCATION, DATA_LOCATION),

PyPortal/PyPortal_AWS_IOT_Planter/code.py

@@ -10,7 +10,8 @@
 
 Author: Brent Rubell for Adafruit Industries, 2019
 """
-import os
+
+from os import getenv
 import time
 import json
 import board
@@ -28,10 +29,17 @@
 # Time between polling the STEMMA, in minutes
 SENSOR_DELAY = 15
 
-secrets = {
-    "ssid" : os.getenv("CIRCUITPY_WIFI_SSID"),
-    "password" : os.getenv("CIRCUITPY_WIFI_PASSWORD"),
-}
+# Get WiFi details, ensure these are setup in settings.toml
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+
+if None in [ssid, password]:
+    raise RuntimeError(
+        "WiFi settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "at a minimum."
+    )
 
 # Get device certificate
 try:
@@ -65,9 +73,10 @@
 # Verify nina-fw version >= 1.4.0
 assert int(bytes(esp.firmware_version).decode("utf-8")[2]) >= 4, "Please update nina-fw to >=1.4.0."
 
-status_light = neopixel.NeoPixel(board.NEOPIXEL, 1, brightness=0.2)
-wifi = adafruit_esp32spi_wifimanager.ESPSPI_WiFiManager(
-    esp, secrets, status_light)
+status_pixel = neopixel.NeoPixel(board.NEOPIXEL, 1, brightness=0.2)
+wifi = adafruit_esp32spi_wifimanager.WiFiManager(
+    esp, ssid, password, status_pixel=status_pixel
+)
 
 # Initialize the graphics helper
 print("Loading AWS IoT Graphics...")
@@ -126,8 +135,8 @@ def message(client, topic, msg):
     print("Message from {}: {}".format(topic, msg))
 
 # Set up a new MiniMQTT Client
-client =  MQTT.MQTT(broker = os.getenv("BROKER"),
-                    client_id = os.getenv("CLIENT_ID"),
+client =  MQTT.MQTT(broker = getenv("BROKER"),
+                    client_id = getenv("CLIENT_ID"),
                     socket_pool=pool,
                     ssl_context=ssl_context)
 

PyPortal/PyPortal_AdafruitIO/code.py

@@ -7,19 +7,29 @@
 and io plus subscribers... and display it on a screen
 If you can find something that spits out JSON data, we can display it!
 """
+
+from os import getenv
 import time
 import board
 from adafruit_pyportal import PyPortal
 
-# Get wifi details and more from a secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
+# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
+# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+aio_username = getenv("ADAFRUIT_AIO_USERNAME")
+aio_key = getenv("ADAFRUIT_AIO_KEY")
+
+if None in [ssid, password, aio_username, aio_key]:
+    raise RuntimeError(
+        "WiFi and Adafruit IO settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "'ADAFRUIT_AIO_USERNAME' and 'ADAFRUIT_AIO_KEY' at a minimum."
+    )
 
 # Set up where we'll be fetching data from
-DATA_SOURCE = "https://io.adafruit.com/api/v2/stats?x-aio-key="+secrets['aio_key']
+DATA_SOURCE = f"https://io.adafruit.com/api/v2/stats?x-aio-key={aio_key}"
 DATA_LOCATION1 = ["io_plus", "io_plus_subscriptions"]
 DATA_LOCATION2 = ["users", "users_active_30_days"]
 

PyPortal/PyPortal_AdafruitIO_Logger/code.py

@@ -12,6 +12,8 @@
     * CircuitPython_AdafruitIO
         https://github.com/adafruit/Adafruit_CircuitPython_AdafruitIO
 """
+
+from os import getenv
 import time
 import board
 import busio
@@ -33,30 +35,32 @@
 # Timeout between sending data to Adafruit IO, in seconds
 IO_DELAY = 30
 
-# Get wifi details and more from a secrets.py file
-try:
-    from secrets import secrets
-except ImportError:
-    print("WiFi secrets are kept in secrets.py, please add them there!")
-    raise
+# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
+# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+aio_username = getenv("ADAFRUIT_AIO_USERNAME")
+aio_key = getenv("ADAFRUIT_AIO_KEY")
+
+if None in [ssid, password, aio_username, aio_key]:
+    raise RuntimeError(
+        "WiFi and Adafruit IO settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "'ADAFRUIT_AIO_USERNAME' and 'ADAFRUIT_AIO_KEY' at a minimum."
+    )
 
 # PyPortal ESP32 Setup
 esp32_cs = DigitalInOut(board.ESP_CS)
 esp32_ready = DigitalInOut(board.ESP_BUSY)
 esp32_reset = DigitalInOut(board.ESP_RESET)
 spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
 esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
-status_light = neopixel.NeoPixel(board.NEOPIXEL, 1, brightness=0.2)
-wifi = adafruit_esp32spi_wifimanager.ESPSPI_WiFiManager(esp, secrets, status_light)
-
-# Set your Adafruit IO Username and Key in secrets.py
-# (visit io.adafruit.com if you need to create an account,
-# or if you need your Adafruit IO key.)
-ADAFRUIT_IO_USER = secrets['aio_username']
-ADAFRUIT_IO_KEY = secrets['aio_key']
+status_pixel = neopixel.NeoPixel(board.NEOPIXEL, 1, brightness=0.2)
+wifi = adafruit_esp32spi_wifimanager.WiFiManager(esp, ssid, password, status_pixel=status_pixel)
 
 # Create an instance of the Adafruit IO HTTP client
-io = IO_HTTP(ADAFRUIT_IO_USER, ADAFRUIT_IO_KEY, wifi)
+io = IO_HTTP(aio_username, aio_key, wifi)
 
 try:
     # Get the 'temperature' feed from Adafruit IO

PyPortal/PyPortal_Alarm_Clock/code.py

@@ -20,9 +20,9 @@
 #pylint:disable=no-self-use,too-many-branches,too-many-statements
 #pylint:disable=useless-super-delegation, too-many-locals
 
+from os import getenv
 import time
 import json
-from secrets import secrets
 import board
 from adafruit_pyportal import PyPortal
 from adafruit_bitmap_font import bitmap_font
@@ -32,9 +32,21 @@
 import displayio
 import adafruit_logging as logging
 
+# Get WiFi details, ensure these are setup in settings.toml
+ssid = getenv("CIRCUITPY_WIFI_SSID")
+password = getenv("CIRCUITPY_WIFI_PASSWORD")
+
+if None in [ssid, password]:
+    raise RuntimeError(
+        "WiFi settings are kept in settings.toml, "
+        "please add them there. The settings file must contain "
+        "'CIRCUITPY_WIFI_SSID', 'CIRCUITPY_WIFI_PASSWORD', "
+        "at a minimum."
+    )
+
 # Set up where we'll be fetching data from
-DATA_SOURCE = 'http://api.openweathermap.org/data/2.5/weather?id='+secrets['city_id']
-DATA_SOURCE += '&appid='+secrets['openweather_token']
+DATA_SOURCE = 'http://api.openweathermap.org/data/2.5/weather?id='+getenv('city_id')
+DATA_SOURCE += '&appid='+getenv('openweather_token')
 # You'll need to get a token from openweather.org, looks like 'b6907d289e10d714a6e88b30761fae22'
 DATA_LOCATION = []
 
@@ -73,7 +85,7 @@
 
 icon_file = None
 icon_sprite = None
-celcius = secrets['celcius']
+celcius = getenv('celcius')
 
 # display/data refresh timers
 
@@ -243,7 +255,7 @@ def tick(self, now):
         if (not self.refresh_time) or ((now - self.refresh_time) > 3600):
             logger.debug('Fetching time')
             try:
-                pyportal.get_local_time(location=secrets['timezone'])
+                pyportal.get_local_time(location=getenv('timezone'))
                 self.refresh_time = now
             except RuntimeError as e:
                 self.refresh_time = now - 3000   # delay 10 minutes before retrying