diff --git a/.gitignore b/.gitignore
index bb3f5be..311c305 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,13 +9,14 @@ __pycache__/
 *.so
 
 # Distribution / packaging
+socha_builds/
 .Python
 .venv/
 env/
 bin/
 build/
 develop-eggs/
-# dist/
+dist/
 eggs/
 lib/
 lib64/
diff --git a/python/socha/api/protocol/protocol.py b/python/socha/api/protocol/protocol.py
index 33c4ca5..ec3b43c 100644
--- a/python/socha/api/protocol/protocol.py
+++ b/python/socha/api/protocol/protocol.py
@@ -704,34 +704,6 @@ class Meta:
     )
 
 
-@dataclass
-class Score:
-    class Meta:
-        name = "score"
-
-    cause: Optional[str] = field(
-        default=None,
-        metadata={
-            "type": "Attribute",
-            "required": True,
-        }
-    )
-    reason: Optional[object] = field(
-        default=None,
-        metadata={
-            "type": "Attribute",
-            "required": True,
-        }
-    )
-    part: List[int] = field(
-        default_factory=list,
-        metadata={
-            "type": "Element",
-            "min_occurs": 1,
-        }
-    )
-
-
 @dataclass
 class Turn:
     class Meta:
diff --git a/python/socha/utils/package_builder.py b/python/socha/utils/package_builder.py
index c641748..e930cce 100644
--- a/python/socha/utils/package_builder.py
+++ b/python/socha/utils/package_builder.py
@@ -96,7 +96,7 @@ def _get_modules():
             )
         main_modules = {
             name for name in main_modules
-            if hasattr(sys.modules[name], "__file__")
+            if hasattr(sys.modules[name], "__file__") and sys.modules[name].__file__ is not None
             and (os.path.abspath(os.path.dirname(sys.modules[name].__file__)) == main_dir
                  or os.path.abspath(os.path.dirname(sys.modules[name].__file__)).startswith(main_dir + os.path.sep))
         }