From: Sandy Macdonald <sandyjmacdonald@gmail.com>
Date: Tue, 13 Aug 2019 14:27:16 +0000 (+0100)
Subject: Adding delay to avoid rate-limiting by Luftdaten
X-Git-Url: https://zdv2.bktei.com/gitweb/EVA-2020-02-2.git/commitdiff_plain/fcfd8a1d72993d2b0f09632c817f0234be0a7c47?hp=a73ee7811dc8302651b4a2eb324431ff5dd4ea1e

Adding delay to avoid rate-limiting by Luftdaten
---

diff --git a/examples/luftdaten.py b/examples/luftdaten.py
index 4d3d49a..27478c5 100755
--- a/examples/luftdaten.py
+++ b/examples/luftdaten.py
@@ -2,6 +2,7 @@
 
 import requests
 import ST7735
+import time
 from bme280 import BME280
 from pms5003 import PMS5003, ReadTimeoutError
 from subprocess import PIPE, Popen, check_output
@@ -165,13 +166,19 @@ font = ImageFont.truetype("fonts/Asap/Asap-Bold.ttf", font_size)
 print("Raspberry Pi serial: {}".format(get_serial_number()))
 print("Wi-Fi: {}\n".format("connected" if check_wifi() else "disconnected"))
 
+time_since_update = 0
+update_time = time.time()
+
 # Main loop to read data, display, and send to Luftdaten
 while True:
     try:
+        time_since_update = time.time() - update_time
         values = read_values()
         print(values)
-        resp = send_to_luftdaten(values, id)
-        print("Response: {}\n".format("ok" if resp else "failed"))
+        if time_since_update > 145:
+            resp = send_to_luftdaten(values, id)
+            update_time = time.time()
+            print("Response: {}\n".format("ok" if resp else "failed"))
         display_status()
     except Exception as e:
         print(e)