import pandas as pd from lightweight_charts import Chart reset_price_scale = lambda chart: chart.price_scale(auto_scale=True) invert_price_scale = lambda chart: chart.price_scale(invert_scale=True) mode_idx_to_100 = lambda chart: chart.price_scale(mode='index100') visible_off = lambda chart: chart.price_scale(visible=False) disable_aligned_label = lambda chart: chart.price_scale(align_labels = False) min_width_to_100 = lambda chart: chart.price_scale(minimum_width = 100) if __name__ == "__main__": df = pd.read_csv(filepath_or_buffer="../1_setting_data/ohlcv.csv") chart = Chart() chart.set(df) chart.topbar.button("Auto", "Auto", func=reset_price_scale) chart.topbar.button("Invert", "Invert", func=invert_price_scale) chart.topbar.button("Mode to Indexed 100", "Mode to Indexed 100", func=mode_idx_to_100) chart.topbar.button("Hide Price Scale", "Price Scale", func=visible_off) chart.topbar.button("Disable Align", "Disable Align", func=disable_aligned_label) chart.topbar.button("Min Width to 100", "Min Width to 100", func=min_width_to_100) chart.show(block=True)