initial commit

client.py

@@ -0,0 +1,59 @@
+################################################################################
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+# DEALINGS IN THE SOFTWARE.
+
+import json
+import random
+import urllib.request
+
+# Server API URLs
+QUERY = "http:https://localhost:8080/query?id={}"
+
+# 500 server request
+N = 500
+
+
+def getDataPoint(quote):
+ """ Produce all the needed values to generate a datapoint """
+ """ ------------- Update this function ------------- """
+ stock = quote['stock']
+ bid_price = float(quote['top_bid']['price'])
+ ask_price = float(quote['top_ask']['price'])
+ price = bid_price
+ return stock, bid_price, ask_price, price
+
+
+def getRatio(price_a, price_b):
+ """ Get ratio of price_a and price_b """
+ """ ------------- Update this function ------------- """
+ return 1
+
+
+# Main
+if __name__ == "__main__":
+ # Query the price once every N seconds.
+ for _ in iter(range(N)):
+ quotes = json.loads(urllib.request.urlopen(QUERY.format(random.random())).read())
+
+ """ ----------- Update to get the ratio --------------- """
+ for quote in quotes:
+ stock, bid_price, ask_price, price = getDataPoint(quote)
+ print("Quoted %s at (bid:%s, ask:%s, price:%s)" % (stock, bid_price, ask_price, price))
+
+ print("Ratio %s" % getRatio(price, price))