Flatten any list

Flatten the list in python

challenges-flatten-list-1.py

@@ -0,0 +1,18 @@
+def flatten(input_list):
+    # Initialize an empty result list
+    result = []
+
+    # Iterate through the input list
+    for item in input_list:
+        # If the item is a list, flatten it and add its elements to the result list
+        if isinstance(item, list):
+            result.extend(flatten(item))
+        # If the item is not a list, add it to the result list
+        else:
+            result.append(item)
+
+    # Return the result list
+    return result
+
+#input_list = [[1, 2, 3], [4, 5], [6, 7, 8, [9, 10]]]
+#print(flatten(input_list))   #[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]

challenges-flatten-list-1.txt

@@ -0,0 +1,11 @@
+Flatten a list
+Write a function that takes a list of lists and flattens it into a one-dimensional list.
+
+Name your function flatten. It should take a single parameter and return a list.
+
+For example, calling:
+
+flatten([[1, 2], [3, 4]])
+Should return the list:
+
+[1, 2, 3, 4]