diff --git a/1.py b/1.py
new file mode 100644
index 00000000..a2b2722e
--- /dev/null
+++ b/1.py
@@ -0,0 +1,14 @@
+import unittest
+
+from my_sum import sum
+
+
+class CheckSum(unittest.TestCase):
+    def test_list_int(self):
+        data = [1, 2, 3]
+        result = sum(data)
+        self.assertEqual(result, 6)
+
+
+if __name__ == '__main__':
+    unittest.main()
\ No newline at end of file
diff --git a/ML edited.txt b/ML edited.txt
new file mode 100644
index 00000000..2f9bef26
--- /dev/null
+++ b/ML edited.txt	
@@ -0,0 +1 @@
+This is for testing purpose
\ No newline at end of file
diff --git a/Machine_learning_concept.txt b/Machine_learning_concept.txt
index 67fd553e..00a36d3f 100644
--- a/Machine_learning_concept.txt
+++ b/Machine_learning_concept.txt
@@ -1,2 +1,3 @@
 a=5 b=6 c=7
-Machine learning is the future of technology
\ No newline at end of file
+Machine learning is the future of technology
+but data engineering is also a wonderful domain
\ No newline at end of file
diff --git a/caption.txt b/caption.txt
new file mode 100644
index 00000000..58d59bf5
--- /dev/null
+++ b/caption.txt
@@ -0,0 +1,19 @@
+🔴 Valorant LIVE STREAM Tamil | 
+
+
+🔴PUBG Mobile Live Tamil |Only ​ Rush Gameplay|#troysquad #sanjay
+
+
+
+
+ #pubgmobile #pubg  #pubglive  #tamilgaming #livestream #valorant #valorantlive 
+GAMING Device&Specs
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+                       -Four Finger Claw + Fullgyro
+       Valorant -DELL Gaming laptop
+           GPU    -GTX1050TI
+instagram-https://www.instagram.com/sanjaygame2205/
+
+
+
+ #MADANOP #MADAN #TT #VAADHI #RAVEN  #TDM #NewtSP
\ No newline at end of file