basic functionality to pull data uising requests and make a chart using Dash and plotly

1 files changed, 42 insertions, 1 deletions

diff --git a/main.py b/main.py
index ce47b77..8e7afdb 100644
--- a/main.py
+++ b/main.py
@@ -1 +1,42 @@
-print("hello")
\ No newline at end of file
+import requests
+import json
+
+print("hello")
+
+"""
+First pull data from yahoo api
+"""
+params = {'period1' : '1753487940', 
+           'period2' : '1753725600', 
+           'interval' : '1m', 
+           'events' : 'div|split|earn', 
+           'includePrePost' : 'false' }
+headers = {'User-agent' : 'fin-backtesting-proj'}
+r = requests.get("https://query2.finance.yahoo.com/v8/finance/chart/AAPL", headers=headers, params=params)
+
+print(r.url)
+print("status_code:\t", r.status_code)
+
+
+# decode the JSON response data into a Python object
+r.raise_for_status() # raises if error before parsing
+data_obj = r.json()
+
+timestamps = data_obj['chart']['result'][0]['timestamp']
+close_prices = data_obj['chart']['result'][0]['indicators']['quote'][0]['close']
+print('close_price len: ', len(close_prices), 'timestamps len: ', len(timestamps))
+
+# save timestamps and close prices into separate files
+timestamps_encoded = json.dumps(timestamps)
+close_prices_encoded = json.dumps(close_prices)
+
+timestamps_file = open('timestamps.json', 'w')
+timestamps_file.truncate(0) # erase current content in file
+timestamps_file.write(timestamps_encoded)
+timestamps_file.close()
+
+close_prices_file = open('close_prices.json', 'w')
+close_prices_file.truncate(0)
+close_prices_file.write(close_prices_encoded)
+timestamps_file.close()
+