app.py

import streamlit as st
import pandas as pd
import numpy as np
import yfinance as yf
import altair as alt
import plotly.figure_factory as ff
import pydeck as pdk
from vega_datasets import data as vds
import plotly.express as px
import plotly.graph_objects as go
from plotly.subplots import make_subplots
from streamlit_image_comparison import image_comparison


def on_input_change():
    user_input = st.session_state.user_input
    st.session_state.past.append(user_input)
    st.session_state.generated.append(
        {"data": "The messages from Bot\nWith new line", "type": "normal"}
    )


def on_btn_click():
    del st.session_state.past[:]
    del st.session_state.generated[:]


def main():
    st.title(" Corona Dashboard")
    (
        col1,
        col2,
    ) = st.columns(2)
    with col1:
        option = st.selectbox(" San Francisco", [" San Francisco"])
    with col2:
        option = st.selectbox(" Monthly / Weekly", [" Monthly ", " Weekly"])
    if st.checkbox(" Show raw data"):
        st.write("Checkbox checked!")
    if st.button(" Visualize"):
        st.write("Button clicked!")
    st.subheader(" Global Data")
    df = pd.read_csv(
        "https://raw.githubusercontent.com/plotly/datasets/master/volcano_db.csv",
        encoding="iso-8859-1",
    )
    freq = df
    freq = freq.Country.value_counts().reset_index().rename(columns={"count": "x"})
    df_v = pd.read_csv(
        "https://raw.githubusercontent.com/plotly/datasets/master/volcano.csv"
    )
    fig = make_subplots(
        rows=2,
        cols=2,
        column_widths=[0.6, 0.4],
        row_heights=[0.4, 0.6],
        specs=[
            [{"type": "scattergeo", "rowspan": 2}, {"type": "bar"}],
            [None, {"type": "surface"}],
        ],
    )
    fig.add_trace(
        go.Scattergeo(
            lat=df["Latitude"],
            lon=df["Longitude"],
            mode="markers",
            hoverinfo="text",
            showlegend=False,
            marker=dict(color="crimson", size=4, opacity=0.8),
        ),
        row=1,
        col=1,
    )
    fig.add_trace(
        go.Bar(
            x=freq["x"][0:10],
            y=freq["Country"][0:10],
            marker=dict(color="crimson"),
            showlegend=False,
        ),
        row=1,
        col=2,
    )
    fig.add_trace(go.Surface(z=df_v.values.tolist(), showscale=False), row=2, col=2)
    fig.update_geos(
        projection_type="orthographic",
        landcolor="white",
        oceancolor="MidnightBlue",
        showocean=True,
        lakecolor="LightBlue",
    )
    fig.update_xaxes(tickangle=45)
    fig.update_layout(
        template="plotly_dark",
        margin=dict(r=10, t=25, b=40, l=60),
        annotations=[
            dict(
                text="Source: NOAA",
                showarrow=False,
                xref="paper",
                yref="paper",
                x=0,
                y=0,
            )
        ],
    )
    st.plotly_chart(fig)
    (
        col1,
        col2,
    ) = st.columns(2)
    with col1:
        st.table(
            {
                "Country": ["USA", "Canada", "UK", "Australia"],
                "Population (millions)": [331, 38, 66, 25],
                "GDP (trillion USD)": [22.675, 1.843, 2.855, 1.488],
            }
        )
    with col2:
        df = px.data.gapminder().query("year == 2007").query("continent == 'Americas'")
        fig = px.pie(
            df,
            values="pop",
            names="country",
            title="Population of American continent",
            hover_data=["lifeExp"],
            labels={"lifeExp": "life expectancy"},
        )
        fig.update_traces(textposition="inside", textinfo="percent+label")
        st.plotly_chart(fig)


if __name__ == "__main__":
    main()