
import sys

sys.path.insert(0, ".")
sys.path.append("../")  # import py files from parent folders/..*


import yfinance as yf
import cufflinks as cf
import plotly.offline

cf.go_offline()
cf.set_config_file(offline=False, world_readable=True)

# Define the Ticker Symbol
ticker_symbol = "SPY"

# Get the data on this ticker
ticker_data = yf.Ticker(ticker_symbol)

# Get the historical prices for the specified period
ticker_df = ticker_data.history(period="1d", start="2023-1-1", end="2023-6-15")

low_14 = ticker_df["Low"].rolling(14).min()
high_14 = ticker_df["High"].rolling(14).max()

ticker_df["%K"] = (ticker_df["Close"] - low_14) * 100 / (high_14 - low_14)
ticker_df["%D"] = ticker_df["%K"].rolling(3).mean()

# Plot the chart
ticker_df.iplot(
    title="Stochastic Oscillator of " + ticker_symbol,
    xTitle="Date",
    yTitle="Price",
    theme="pearl",
)

Stochastic Oscillator¶