def get_metrics()

in lambda/api/lambda_metrics.py [0:0]

• 14 lines of code
• 3 McCabe index (conditional complexity)

def get_metrics(event):
    """
    Download the s3 file contents, and enuemrage json lienes to extract metrics
    """
    metrics = []
    for record in event["Records"]:
        bucket = record["s3"]["bucket"]["name"]
        key = unquote_plus(record["s3"]["object"]["key"])
        obj = s3.Object(bucket, key)
        with gzip.GzipFile(fileobj=obj.get()["Body"]) as gzipfile:
            content = gzipfile.read()
            buf = io.BytesIO(content)
            line = buf.readline()
            while line:
                metrics.append(json.loads(line))
                line = buf.readline()
    return metrics