diff --git a/youngjin.han/learning-node02-2020.org b/youngjin.han/learning-node02-2020.org
index 38bce79..7296fb2 100644
--- a/youngjin.han/learning-node02-2020.org
+++ b/youngjin.han/learning-node02-2020.org
@@ -1,6 +1,14 @@
+* 2020-06-08
+*** Python #7:
+**** TODO Lecture content
+     - Same structure as "Python #2"
+     - Exercises 37-39
+**** Lecture material
+     - Available on https://cloud.ungleich.ch/s/435FyfrQyEq6oF3
 * 2020-06-01
 *** Python applying learnings from 1..6
-**** Lecture notes
+**** DONE Lecture notes
+     CLOSED: [2020-06-02 화 11:21]
      - Previous topics covered:
        - Printing
        - Formatting
diff --git a/youngjin.han/python-the-hard-way/ex38.py b/youngjin.han/python-the-hard-way/ex38.py
new file mode 100644
index 0000000..db09084
--- /dev/null
+++ b/youngjin.han/python-the-hard-way/ex38.py
@@ -0,0 +1,23 @@
+ten_things = "Apples Oranges Crows Telephone Light Sugar"
+
+print("Wait there are not 10 things in that list. Let's fix that.")
+
+stuff = ten_things.split(' ')
+more_stuff = ["Day", "Night", "Song", "Frisbee",
+              "Corn", "Banana", "Girl", "Boy"]
+
+while len(stuff) != 10:
+    next_one = more_stuff.pop()
+    print("Adding: ", next_one)
+    stuff.append(next_one)
+    print(f"There are {len(stuff)} items now.")
+
+print("There we go: ", stuff)
+
+print("Let's do some things with stuff.")
+
+print(stuff[1])
+print(stuff[-1]) # whoa! fancy
+print(stuff.pop())
+print(' '.join(stuff)) # what? cool!
+print('#'.join(stuff[3:5])) # super stellar!
diff --git a/youngjin.han/python-the-hard-way/result.txt b/youngjin.han/python-the-hard-way/result.txt
new file mode 100644
index 0000000..b50bbfe
--- /dev/null
+++ b/youngjin.han/python-the-hard-way/result.txt
@@ -0,0 +1 @@
+input error : input string = ['1', 'q']
diff --git a/youngjin.han/python.org b/youngjin.han/python.org
index 7a8d03f..fbb709d 100644
--- a/youngjin.han/python.org
+++ b/youngjin.han/python.org
@@ -1,4 +1,15 @@
+* 2020-06-08
+** note
+  - ex37.py
+    - none
+  - ex38.py
+    - ten_things.split(' ') == split(ten_things, ' ')
+    - more_stuff.pop() == pop(more_stuff)
+    - stuff.append(next_one) == append(stuff, next_one)
+  - ex39.py
+    - 
 * 2020-05-29
+** note
   - ex32.py
     - remove, insert, index, append, '+' and del
   - ex33.py