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docs/ccxt/wiki/examples/py/gateio-open-close-contract.md

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+- [Gateio Open Close Contract](./examples/py/)
+
+
+ ```python
+ # -*- coding: utf-8 -*-
+
+import os
+from random import randint
+import sys
+from pprint import pprint
+
+
+import ccxt  # noqa: E402
+
+
+print('CCXT Version:', ccxt.__version__)
+
+exchange = ccxt.gateio({
+    'apiKey': 'YOUR_API_KEY',
+    'secret': 'YOUR_SECRET',
+    'options': {
+        'defaultType': 'swap',
+    },
+})
+
+# exchange.set_sandbox_mode(True) 
+
+markets = exchange.load_markets()
+
+exchange.verbose = True  # uncomment for debugging purposes if necessary
+
+
+# Example: creating and closing a contract
+symbol = 'LTC/USDT:USDT'
+order_type = 'market'
+side = 'buy'
+amount = 1
+
+try:
+    # fetching current balance
+    balance = exchange.fetch_balance()
+    # print(balance)
+
+    # placing an order/ opening contract position
+    order = exchange.create_order(symbol, order_type, side, amount)
+    # print(order)
+
+    # closing it by issuing an oposite contract 
+    # and therefore close our previous position
+    side = 'sell'
+    type = 'market'
+    reduce_only = True
+    params = {'reduce_only': reduce_only}
+    opositeOrder = exchange.create_order(symbol, order_type, side, amount, None, params)
+    print(opositeOrder)
+except Exception as e:
+    print(type(e).__name__, str(e))
+ 
+```