diff --git a/lindenmayer/inputHelper.py b/lindenmayer/inputHelper.py
index 89e5bc8..eb010f3 100644
--- a/lindenmayer/inputHelper.py
+++ b/lindenmayer/inputHelper.py
@@ -3,6 +3,8 @@ import turtle
 import lSystems
 import pickle
 from dataclasses import dataclass
+from PIL import Image
+import io
 
 @dataclass
 class Save:
@@ -76,7 +78,8 @@ l: ein Lindenmayer-System löschen
 b: Hintergrundfarbe ändern
 q: Programm beenden
 s: Lindenmayer-Systeme speichern
-r: zuvor gespeicherte Lindenmayer-Systeme wiederherstellen""")
+r: zuvor gespeicherte Lindenmayer-Systeme wiederherstellen
+e: als Bilddatei exportieren""")
         case "d":
             for i, lSystem in enumerate(lSystems.LSystems):
                 print(f"{i}: {lSystem.name}")
@@ -90,7 +93,7 @@ r: zuvor gespeicherte Lindenmayer-Systeme wiederherstellen""")
                 match input("Möchtest du das das Lindenmayer-System das ganze Fenster ausfüllt? [J/n]: ").lower():
                     case "j"|"":
                         inputError = False
-                        drawer.draw(lSystem, recursionDepth, turtle.Vec2D(0, 0), rotation, turtleObject.screen._window_size(), color)
+                        drawer.draw(lSystem, recursionDepth, turtle.Vec2D(0, 0), rotation, turtle.Vec2D(turtleObject.screen.window_width(), turtleObject.screen.window_height()) - turtle.Vec2D(3, 3), color)
                         takeInput(turtleObject)
                     case "n":
                         inputError = False
@@ -128,27 +131,37 @@ r: zuvor gespeicherte Lindenmayer-Systeme wiederherstellen""")
             try:
                 file = open(filepath, "wb")
                 pickle.dump(save, file)
+                file.close()
                 print("erfolgreich gespeichert")
             except Exception as err:
                 print(err)
-            finally:
-                file.close()
         case "r":
             filepath = inputString("Datei, die geladen werden soll eingeben")
-            save: Save
             try:
                 file = open(filepath, "rb")
                 save = pickle.load(file)
+                file.close()
+                turtleObject.screen.clear()
+                backgroundColor = save.backgroundColor
+                turtleObject.screen.bgcolor(save.backgroundColor)
+                for drawingInfo in save.drawingInfos:
+                    drawing = drawer.Drawing(drawingInfo, drawer.newTurtle())
+                    drawer.drawScaled(drawing)
+            except Exception as err:
+                print(err)
+        case "e":
+            # https://stackoverflow.com/questions/34777676/how-to-convert-a-python-tkinter-canvas-postscript-file-to-an-image-file-readable
+            canvas = turtleObject.screen.getcanvas()
+            postscript = canvas.postscript(colormode = "color")
+            image = Image.open(io.BytesIO(postscript.encode("utf-8")))
+            filepath = inputString("Dateipfad für das zu exportierende Bild eingeben. Das Bildformat wird über die Dateiendung bestimmt")
+            try:
+                image.save(filepath)
+                print("Bild gespeichert")
+            except ValueError:
+                print("Fehler: unbekannte Dateiendung")
             except Exception as err:
                 print(err)
-            finally:
-                file.close()
-            turtleObject.screen.clear()
-            backgroundColor = save.backgroundColor
-            turtleObject.screen.bgcolor(save.backgroundColor)
-            for drawingInfo in save.drawingInfos:
-                drawing = drawer.Drawing(drawingInfo, drawer.newTurtle())
-                drawer.drawScaled(drawing)
         case _:
             print("unbekannter Befehl")
     if inputValue != "d":
diff --git a/setup.py b/setup.py
new file mode 100644
index 0000000..4f3a1db
--- /dev/null
+++ b/setup.py
@@ -0,0 +1,10 @@
+from setuptools import setup, find_packages
+
+setup(
+    name='lindenmayer',
+    version='0.1.0',
+    packages=find_packages(include=['lindenmayer']),
+    install_requires=[
+        "pillow",
+        ],
+)