Update app.py
Browse files
app.py
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@@ -2,54 +2,81 @@ import streamlit as st
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import requests
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import pandas as pd
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import matplotlib.pyplot as plt
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import numpy as np
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from datetime import datetime, timedelta
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#
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# Streamlit App
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st.title("Analyse
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import requests
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import pandas as pd
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import matplotlib.pyplot as plt
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from datetime import datetime, timedelta
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# Mapping des cryptomonnaies et devises avec leurs IDs pour CoinCap
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coins = {
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"Bitcoin": "bitcoin",
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"Ripple": "ripple",
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"Ethereum": "ethereum",
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"Tether": "tether",
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"Stellar": "stellar"
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}
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currencies = {
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"Dollar (USD)": "usd",
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"Euro (EUR)": "eur",
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"Livre (GBP)": "gbp",
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"Bitcoin (BTC)": "btc",
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"Tether (USDT)": "usdt"
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}
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# Fonction pour récupérer les données de CoinCap
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def get_crypto_prices(selected_coins, selected_currency, start_time, end_time):
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prices = {}
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for coin, coin_id in selected_coins.items():
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url = f'https://api.coincap.io/v2/assets/{coin_id}/history'
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params = {
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'interval': 'm15', # Intervalle de 15 minutes
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'start': int(start_time.timestamp() * 1000), # Timestamp en millisecondes
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'end': int(end_time.timestamp() * 1000)
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}
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response = requests.get(url, params=params)
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if response.status_code == 200:
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data = response.json().get('data', [])
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prices[coin] = [[int(item['time']), float(item['priceUsd'])] for item in data]
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if data:
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prices[coin].append([int(end_time.timestamp() * 1000), float(data[-1]['priceUsd'])])
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else:
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st.error(f"Erreur lors de la récupération des prix pour {coin}: {response.status_code}")
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return prices
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# Streamlit App
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st.title("Analyse Multi-Crypto avec CoinCap")
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st.sidebar.header("Paramètres")
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# Choix des cryptomonnaies
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selected_coins = st.sidebar.multiselect(
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"Choisissez les cryptomonnaies",
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list(coins.keys()),
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default=["Bitcoin", "Ethereum"]
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)
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# Choix de la devise
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selected_currency = st.sidebar.selectbox(
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"Choisissez la devise",
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list(currencies.keys()),
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index=0
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)
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# Période de temps
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end_time = datetime.now()
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start_time = end_time - timedelta(hours=48) # Dernières 48 heures
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# Conversion des sélections en IDs
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selected_coin_ids = {coin: coins[coin] for coin in selected_coins}
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selected_currency_id = currencies[selected_currency]
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# Récupération des données
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st.write(f"### Données pour : {', '.join(selected_coins)} en {selected_currency}")
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crypto_prices = get_crypto_prices(selected_coin_ids, selected_currency_id, start_time, end_time)
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# Affichage des graphiques
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for coin, price_data in crypto_prices.items():
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if price_data:
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df = pd.DataFrame(price_data, columns=["timestamp", "price"])
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df["timestamp"] = pd.to_datetime(df["timestamp"], unit='ms')
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st.write(f"#### {coin} - Prix en {selected_currency}")
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st.line_chart(df.set_index("timestamp")["price"])
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else:
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st.warning(f"Aucune donnée disponible pour {coin}")
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