[refactor] Init

texteller/globals.py

@@ -0,0 +1,41 @@
+import logging
+from pathlib import Path
+
+
+class Globals:
+    """
+    Singleton class for managing global variables with predefined and dynamic attributes.
+
+    Usage Example:
+        >>> # 1. Access predefined variable (with default value)
+        >>> print(Globals().repo_name)  # Output: OleehyO/TexTeller
+
+        >>> # 2. Modify predefined variable
+        >>> Globals().repo_name = "NewRepo/NewProject"
+        >>> print(Globals().repo_name)  # Output: NewRepo/NewProject
+
+        >>> # 3. Dynamically add new variable
+        >>> Globals().new_var = "hello"
+        >>> print(Globals().new_var)  # Output: hello
+
+        >>> # 4. View all variables
+        >>> print(Globals())  # Output: <Globals: {'repo_name': ..., 'new_var': ...}>
+    """
+
+    _instance = None
+    _initialized = False
+
+    def __new__(cls):
+        if cls._instance is None:
+            cls._instance = super().__new__(cls)
+        return cls._instance
+
+    def __init__(self):
+        if not self._initialized:
+            self.repo_name = "OleehyO/TexTeller"
+            self.logging_level = logging.INFO
+            self.cache_dir = Path("~/.cache/texteller").expanduser().resolve()
+            self.__class__._initialized = True
+
+    def __repr__(self):
+        return f"<Globals: {self.__dict__}>"