rate limits!

syn/utils/price.py

@@ -236,20 +236,19 @@ class CoingeckoIDS(Enum):
 @redis_cache(filter=lambda res: res != 0)
 def get_historic_price(_id: CoingeckoIDS,
                        date: str,
-                       currency: str = "usd") -> Decimal:
-    # Assume we got `date` as yyyy-mm-dd and we need as dd-mm-yyyy.
-    date = datetime.strptime(date, '%Y-%m-%d').strftime('%d-%m-%Y')
+                       currency: str = "usd",
+                       sleep: bool = False) -> Decimal:
+    date = dateutil.parser.parse(date).strftime('%d-%m-%Y')
 
     # CG rate limits us @ 10-50 r/m, let's hope this makes us not trigger it.
-    if POPULATE_CACHE:
+    if POPULATE_CACHE or sleep:
         time.sleep(randint(5, 20))
 
     r = requests.get(COINGECKO_HISTORIC_URL.format(_id.value, date))
 
     if r.status_code == 429:
         # TODO(blaze): have a bailout.
-        time.sleep(randint(0, 5))
-        return get_historic_price(_id, date, currency)
+        return get_historic_price(_id, date, currency, sleep=True)
     else:
         r = r.json(use_decimal=True)