diff --git a/build_package/main.py b/build_package/main.py
new file mode 100644
index 0000000..120fe68
--- /dev/null
+++ b/build_package/main.py
@@ -0,0 +1,26 @@
+#! /usr/bin/env python3.10
+
+import yaml, os
+
+def read_yaml_file(yaml_file = str):
+    with open (yaml_file, "r") as yaml_file_read:
+        prime_service = yaml.safe_load(yaml_file_read)
+    return prime_service
+
+def read_commit_id():
+    pass
+
+def create_project_in_folder():
+    pass
+
+def create_tar_file():
+    pass
+
+if __name__ == "__main__":
+    script_folder = os.path.dirname(os.path.realpath(__file__))
+    root_yaml_datei = script_folder + os.sep + "package_info.yml"
+    yaml_input = read_yaml_file(root_yaml_datei)
+    package_datei = yaml_input["package"]["datei"]
+    package_datei_arg = yaml_input["package"]["arg"]
+    print(package_datei)
+    print(package_datei_arg)
\ No newline at end of file
diff --git a/build_package/package_info.yml b/build_package/package_info.yml
new file mode 100644
index 0000000..1f4a7ea
--- /dev/null
+++ b/build_package/package_info.yml
@@ -0,0 +1,7 @@
+---
+package:
+   datei: "ich bin eine datei"
+   type: msi
+   arg: /quiet /qn /norestart
+
+  
diff --git a/create_yml/main.py b/create_yml/main.py
index 7daf2b6..3ac7b6a 100644
--- a/create_yml/main.py
+++ b/create_yml/main.py
@@ -58,5 +58,5 @@ test:
         yaml.dump(my_yaml, file)
     
     #example modify yaml   
-#read_and_modify_one_block_of_yaml_data(filename="test.yml", key="year", value="2020")
+#read_and_modify_one_block_of_yaml_data(filename="test.yml", key="year", value="2021")
 #read_modify_save_yaml_data('test.yml', 0, 'test', 'test3', "test2")
\ No newline at end of file
diff --git a/test_skripte/verstehen_map.py b/test_skripte/verstehen_map.py
new file mode 100644
index 0000000..d4cbd3b
--- /dev/null
+++ b/test_skripte/verstehen_map.py
@@ -0,0 +1,15 @@
+#! /usr/bin/env python
+
+def replace_from(input = str):
+    return input.replace("test", "mammam")
+
+print(replace_from(input="test dk"))
+
+
+
+test = ["test 0", "test 2", "test 3" ]
+#map verfendet eine funktion auf eine Liste an
+splitting_map = map(len, test)
+print(list(splitting_map))
+splitting_test = map(replace_from, test)
+print(list(splitting_test))
\ No newline at end of file