Files
catalyst/zipline/examples/buyapple.py
T
2012-10-23 17:46:02 -04:00

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Python
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#!/usr/bin/python
#
# Copyright 2012 Quantopian, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import matplotlib.pyplot as plt
from zipline.algorithm import TradingAlgorithm
from zipline.utils.factory import load_from_yahoo
class BuyApple(TradingAlgorithm): # inherit from TradingAlgorithm
"""This is the simplest possible algorithm that does nothing but
buy 1 apple share on each event.
"""
def handle_data(self, data): # overload handle_data() method
self.order('AAPL', 1) # order SID (=0) and amount (=1 shares)
if __name__ == '__main__':
data = load_from_yahoo(stocks=['AAPL'], indexes={})
simple_algo = BuyApple()
results = simple_algo.run(data)
results.portfolio_value.plot()
plt.show()