StockPredictionApp/websiteUI.py at main · coolguy-stack/StockPredictionApp · GitHub

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import numpy as np
import pandas as pd
import os
import matplotlib.pyplot as plt
import pandas_datareader as data
from keras.models import load_model
import streamlit as st
from keras.layers import Dense, Dropout, LSTM
from keras.models import Sequential


start = '2010-01-01'
end = '2023-07-28'


st.title('Stock Trends Predictor')
user_input = st.text_input('Enter Stock Ticker','AAPL' )
df = data.DataReader(user_input, 'yahoo', start, end)

#Describe Data

st.subheader('Data from 2010 to 2022')
st.write(df.describe())

st.subheader('Closing Time vs Time Chart')
fig = plt.figure(figsize = (12,6))
plt.plot(df.Close)
st.pyplot(fig)

st.subheader('Closing Time vs Time Chart with 100MA')
ma100 = df.Close.rolling(100).mean()
fig = plt.figure(figsize = (12,6))
plt.plot(ma100, 'r')
plt.plot(df.Close, 'b')
st.pyplot(fig)

st.subheader('Closing Time vs Time Chart with 100MA & 200MA')
ma100 = df.Close.rolling(100).mean()
ma200 = df.Close.rolling(200).mean()
fig = plt.figure(figsize = (12,6))
plt.plot(ma100, 'r')
plt.plot(ma200, 'g')
plt.plot(df.Close, 'b')
st.pyplot(fig)


data_training = pd.DataFrame(df['Close'][0:int(len(df)*0.70)])
data_testing = pd.DataFrame(df['Close'][int(len(df)*0.70):int(len(df))])

from sklearn.preprocessing import MinMaxScaler
scaler = MinMaxScaler(feature_range=(0,1))

data_training_array = scaler.fit_transform(data_training)


#Load Model
file_name = os.path.dirname(__file__) +'//keras_model.h5'
model = load_model(file_name)

#Testing

past_100_days = data_training.tail(100)
final_df = past_100_days.append(data_testing, ignore_index=True)
input_data = scaler.fit_transform(final_df)

x_test = []
y_test = []
for i in range(100, input_data.shape[0]):
    x_test.append(input_data[i-100: i])
    y_test.append(input_data[i,0])

x_test, y_test = np.array(x_test), np.array(y_test)

y_predicted = model.predict(x_test)
scaler = scaler.scale_

scale_factor = 1/scaler[0]
y_predicted = y_predicted*scale_factor
y_test = y_test*scale_factor


st.subheader('Predictions vs Original')
fig2 = plt.figure(figsize = (12, 6))

plt.figure(figsize = (12,6))
plt.plot(y_test, 'b', label = 'Original Prices')
plt.plot(y_predicted, 'r', label = 'Predicted')
plt.xlabel('Time')
plt.ylabel('Price')
plt.legend()
st.pyplot(fig2)