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fixes rate limit & api call errors #18

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fixes rate limit & api call errors #18

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31 changes: 20 additions & 11 deletions utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,8 @@
import argparse
from math import radians, cos, sin, asin, sqrt, log10, ceil, degrees, atan2

hdr = { 'User-Agent' : 'Mozilla/5.0 (Windows NT 6.1; Win64; x64)' }

#compass_headings = ['N', 'NE', 'E', 'SE', 'S', 'SW', 'W', 'NW']
compass_headings = ['N', 'NNE', 'NE', 'ENE', 'E', 'ESE', 'SE', 'SSE', 'S', 'SSW', 'SW', 'WSW', 'W', 'WNW', 'NW', 'NNW']

Expand All @@ -16,7 +18,8 @@ def api_call(base='https://api.helium.io/v1/', path=''):

for i in range(0, 3):
try:
return json.load(urllib.request.urlopen(url))
req = urllib.request.Request(url, headers=hdr)
return json.load(urllib.request.urlopen(req))
except (urllib.error.HTTPError, json.JSONDecodeError) as e:
time.sleep(.25 + 1 * i)

Expand Down Expand Up @@ -91,16 +94,22 @@ def load_hotspots(force=False):
url = 'https://api.helium.io/v1/hotspots'
if cursor:
url += '?cursor=' + cursor
resp = json.load(urllib.request.urlopen(url))
cursor = resp.get('cursor')

if not resp.get('data'):
break
#print(resp.get('data'))
hotspots.extend(resp.get('data'))
print(f"-I- found {len(hotspots)} hotspots")
if len(resp.get('data', [])) < 1000 or cursor is None:
break
try:
req = urllib.request.Request(url, headers=hdr)
resp = json.load(urllib.request.urlopen(req))
cursor = resp.get('cursor')

if not resp.get('data'):
break
#print(resp.get('data'))
hotspots.extend(resp.get('data'))
print(f"-I- found {len(hotspots)} hotspots")

if len(resp.get('data', [])) < 1000 or cursor is None:
break
except:
time.sleep(20) #wait a bit, frequent calls to api ends up with HTTP Error 429: Too Many Requests
continue

dat = dict(
time=int(time.time()),
Expand Down