An simple example to send line with BOT api

send_line.py

def send_line(message):
    data = {
        "to": ["YOUR-LINE-USER-ID"],
        "toChannel": 1383378250,
        "eventType": "138311608800106203",
        "content": {
            "contentType": 1,
            "toType": 1,
            "text": message
        }
    }
    POST_URL = "https://trialbot-api.line.me/v1/events"
    headers = {
        "Content-Type": "application/json; charser=UTF-8",
        "X-Line-ChannelID": "YOUR-CHANNEL-ID",
        "X-Line-ChannelSecret": "LINE-CHANNEL-SECRET",
        "X-Line-Trusted-User-With-ACL": "LINE-TRUST-ACL"
    }
    return requests.post(POST_URL, headers=headers, json=data)