Leeres Plotly Candlestick-Diagramm mit yfinance.download()
Posted: 27 Dec 2024, 14:30
Ich versuche, ein einfaches Candlestick-Diagramm aus OHLCV-Daten zu zeichnen, die von yfinance abgerufen wurden.
Das ist mein Code:
Daten wurden korrekt heruntergeladen. Die Grafik zeigt jedoch keine Kerze.
Das ist mein Code:
Code: Select all
import yfinance as yf
import pandas as pd
import plotly.graph_objects as go
from datetime import datetime
tf = '1d' # Time frame (daily)
asset = 'AAPL' # Asset ticker (e.g., Apple)
start = '2019-01-01' # Start date
end = datetime.now().strftime('%Y-%m-%d') # End date is current date
df = yf.download(asset, start=start, end=end, interval=tf)
df['pct_chg'] = df['Close'].pct_change() * 100
df.index.name = 'timestamp'
# now plot the chart
hover_text = [f"Open: {open}
Close: {close}
Pct: {pct_chg:.2f}%" for open, close, pct_chg in zip(df['Open'], df['Close'], df['pct_chg'])]
# Create a candlestick chart using Plotly
fig = go.Figure(data=[go.Candlestick(
x=df.index,
open=df['Open'],
high=df['High'],
low=df['Low'],
close=df['Close'],
hovertext=hover_text,
hoverinfo='text'
)])
# Update layout
fig.update_layout(
title='Candlestick chart',
xaxis_title='Date',
yaxis_title='Price',
xaxis_rangeslider_visible=False,
template='plotly_dark')
# Show the plot
fig.show()