diff --git a/python-temel/disp_range.py b/python-temel/disp_range.py
new file mode 100644
index 0000000..a68e6d1
--- /dev/null
+++ b/python-temel/disp_range.py
@@ -0,0 +1,11 @@
+def disp_range(start, stop=None, step=1):
+    if stop == None:
+        stop = start
+        start = 0
+
+    for i in range(start, stop, step):
+        print(i, end=' ')
+
+disp_range(10)
+disp_range(2, 8)
+disp_range(2, 8, 3)
diff --git a/python-temel/parametre.default.3.py b/python-temel/parametre.default.3.py
new file mode 100644
index 0000000..d02c1d7
--- /dev/null
+++ b/python-temel/parametre.default.3.py
@@ -0,0 +1,2 @@
+def add(a = 10, b = 20):
+    return a + b