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| import streamlit as st | |
| import pandas as pd | |
| import time | |
| st.header("Plotting Time Series Data") | |
| st.markdown("Users can load their time-series data in **.csv** format and select a particular feature and plot-type.\ | |
| Go ahead and use the sidebar on the left to upload your data files to start visualizing it!") | |
| # Load and config | |
| with st.sidebar: | |
| plot = st.radio("Select the kind of visualization:",('Feature collection', 'Users comparison', 'Data distribution')) | |
| file = st.file_uploader("Load CSV file", accept_multiple_files = False) | |
| if file: | |
| df = pd.read_csv(file, index_col = False) | |
| # df.index = df['Unnamed: 0'].tolist() | |
| try: | |
| del df['Unnamed: 0'] | |
| except KeyError: | |
| pass | |
| if 'df' not in st.session_state: | |
| st.session_state['df'] = df | |
| st.success("Your data has been successfully loaded! 🤗") | |
| if 'df' in st.session_state: | |
| st.caption("Your uploaded data:") | |
| st.dataframe(st.session_state.df) | |
| else: | |
| st.caption("Upload your data using the sidebar and select a plot-type to start :sunglasses:") | |
| df_base = st.session_state.df if 'df' in st.session_state else pd.DataFrame() | |
| n = len(df_base) | |
| col1, col2 = st.columns(2) | |
| # Prepare data | |
| if not df_base.empty and n: | |
| with col1: | |
| st.info(f"Your data has {n} samples.") | |
| slider_range = list(range(n)) | |
| n_plot = st.slider("How many samples do you want to plot in the same graph", slider_range[0]+1, slider_range[-1]+1, 5) | |
| plot_it = st.button("Plot now! 📊") | |
| if plot_it: | |
| st.snow() | |
| feature = "relative_pupil_dilation" | |
| df_plot = df_base.head(n_plot) | |
| df_plot = [ini_list.strip('][').split(',') for ini_list in df_plot[feature]] | |
| df_plot = pd.DataFrame(df_plot) | |
| df_plot.columns = [str(column) for column in range(len(df_plot.columns))] | |
| if 'df_plot' not in st.session_state: | |
| st.session_state['df_plot'] = df_plot | |
| # Draw plot | |
| if 'df_plot' in st.session_state: | |
| with st.spinner(f"Drawing plot to visualize {plot.lower()}"): | |
| st.caption("Your visualization:") | |
| df_plot_t = df_plot.copy(deep=True).transpose() | |
| df_plot_t.columns = [str(column) for column in range(len(df_plot_t.columns))] | |
| st.line_chart(df_plot_t, y=list(df_plot_t.columns), height=400, width=600) | |
| st.dataframe(df_plot_t) | |
| with st.expander("See explanation"): | |
| st.caption("The chart above shows...") | |
| elif df_base.empty and file: | |
| st.warning("Consider running outlier detection to clean your data!", icon="⚠️") | |
| st.caption(f"developer:: session_state keys: {list(st.session_state.keys())}") | |
| st.caption(f"what is the meaning of the x-axis, add to explanation") | |
| st.caption(f"add sample data demo in another tab") |