Add docstrings to core modules and helper functions

Co-authored-by: varun-r-mallya <100590632+varun-r-mallya@users.noreply.github.com>

pythonbpf/type_deducer.py

@@ -19,10 +19,31 @@ mapping = {
 
 
 def ctypes_to_ir(ctype: str):
+    """
+    Convert a ctypes type name to its corresponding LLVM IR type.
+    
+    Args:
+        ctype: String name of the ctypes type (e.g., 'c_int64', 'c_void_p')
+    
+    Returns:
+        The corresponding LLVM IR type
+    
+    Raises:
+        NotImplementedError: If the ctype is not supported
+    """
     if ctype in mapping:
         return mapping[ctype]
     raise NotImplementedError(f"No mapping for {ctype}")
 
 
 def is_ctypes(ctype: str) -> bool:
+    """
+    Check if a given type name is a supported ctypes type.
+    
+    Args:
+        ctype: String name of the type to check
+    
+    Returns:
+        True if the type is a supported ctypes type, False otherwise
+    """
     return ctype in mapping