added examples/py/basic-rate-limiting.py

examples/py/basic-rate-limiting.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+
+from pprint import pprint
+
+import os
+import sys
+
+root = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+sys.path.append(root + '/python')
+
+import ccxt  # noqa: E402
+
+
+symbol = 'ETH/BTC'
+
+exchange = ccxt.poloniex({
+    'enableRateLimit': True,  # or .enableRateLimit = True later
+})
+
+# print 10 times with appropriate delay
+for i in range(0, 10):
+    print('--------------------------------------------------------------------')
+    ticker = exchange.fetch_ticker(symbol)
+    ticker = exchange.omit(ticker, 'info')
+    pprint(ticker)