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docs/ccxt/wiki/examples/js/kucoin-rate-limit.md

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+- [Kucoin Rate Limit](./examples/js/)
+
+
+ ```javascript
+ 
+
+import ccxt from '../../js/ccxt.js';
+
+async function main () {
+
+    const exchange = new ccxt.kucoin()
+    const markets = await exchange.loadMarkets ()
+    const timeframe = '5m'
+    const symbol = 'BTC/USDT'
+    const since = undefined
+    const limit = 1000
+
+    let i = 0
+    while (true) {
+        try {
+            const ohlcvs = await exchange.fetchOHLCV(symbol, timeframe, since, limit)
+            const now = exchange.milliseconds()
+            const datetime = exchange.iso8601(now)
+            console.log(datetime, i, 'fetched', ohlcvs.length, symbol, timeframe, 'candles',
+                'from', exchange.iso8601(ohlcvs[0][0]),
+                'to', exchange.iso8601(ohlcvs[ohlcvs.length-1][0]))
+        } catch (e) {
+            if (e instanceof ccxt.RateLimitExceeded) {
+                const now = exchange.milliseconds()
+                const datetime = exchange.iso8601(now)
+                console.log(datetime, i, e.constructor.name, e.message)
+                await exchange.sleep(10000)
+            } else {
+                console.log(e.constructor.name, e.message)
+                throw e
+            }
+        }
+        i += 1
+    }
+}
+
+main ()
+ 
+```