diff --git a/7/nospaceleft.py b/7/nospaceleft.py
new file mode 100644
index 0000000..95f7da7
--- /dev/null
+++ b/7/nospaceleft.py
@@ -0,0 +1,36 @@
+from aocd.models import Puzzle
+from aocd import submit
+
+
+def get_size(commands: list, dirs: list, size: int) -> int:
+    """
+    parse tree structure and get size of all files > size
+    """
+    print(commands)
+    print(dirs)
+    print(size)
+
+    return 0
+
+
+def parse_input(data: str) -> (list,list):
+    """
+    parse input data
+    """
+    return ([],[])
+
+
+if __name__ == "__main__":
+    # get puzzle and parse data
+    puzzle = Puzzle(year=2022, day=7)
+    commands, dirs = parse_input(puzzle.input_data)
+
+    # part a:
+    answer_a = get_size(commands, dirs, 1000)
+    print(f"{answer_a}")
+    #submit(answer_a, part="a", day=7, year=2022)
+
+    # part b:
+    answer_b = get_size(commands, dirs, 10000)
+    print(f"{answer_b}")
+    #submit(answer_b, part="b", day=7, year=2022)