pip install pandas

pip install matplotlib # check out the doc from site

import pandas as pd

import matplotlib.pyplot as plt

from numpy import mean

def load_df(symbol):

    return pd.read_csv("data/{0}.csv".format(symbol))

def get_max_close(symbol):

    """ Return the maximum closing value for stock idicicated by symbol.

    Note: Data for a stock is stored in file: data/<symbol>.csv

    """

    df = load_df(symbol)

    return df["Close"].max()

def get_mean_volume(symbol):

    df = load_df(symbol)

    return mean(df['Volume'])

def printAdjClose():

    df = pd.read_csv('data/ibm.csv')

    df[['Low', 'High']].plot()

    plt.show()

def test_run():

    """

    Function called by Test Run

    """

    for symbol in ['aapl', 'ibm']:

        print("Max close")

        print(symbol, get_max_close(symbol))

        print("Mean Volume")

        print(symbol, get_mean_volume(symbol))

if __name__ == "__main__":

    test_run()

    printAdjClose()