diff --git a/machine_learning/linear_regression.py b/machine_learning/linear_regression.py
index eb1f019c502c..11db44d2603a 100644
--- a/machine_learning/linear_regression.py
+++ b/machine_learning/linear_regression.py
@@ -89,7 +89,7 @@ def run_linear_regression(data_x, data_y):
 
     return theta
 
-
+#here goes the main.
 def main():
     """ Driver function """
     data = collect_dataset()