Create utils.py

utils.py

@@ -0,0 +1,19 @@
+import pandas as pd
+import numpy as np
+
+def detect_anomalies(csv_file):
+
+    df = pd.read_csv(csv_file)
+
+    column = df.columns[0]
+
+    values = df[column]
+
+    mean = values.mean()
+    std = values.std()
+
+    threshold = mean + 3 * std
+
+    df["anomaly"] = values > threshold
+
+    return df, threshold