fix: mask password in __repr__, remove redundant clean_message in _send_bulk (v0.7.38)

Security audit fixes: KwtSMS and AsyncKwtSMS now mask password in
repr() output. Removed redundant clean_message() call in _send_bulk()
since send() already cleans before passing to it.

Author: boxlinknet

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "kwtsms"
-version = "0.7.37"
+version = "0.7.38"
 description = "Python client for kwtSMS, the Kuwait SMS gateway trusted by top businesses to deliver messages worldwide, with private Sender ID, free API testing, and non-expiring credits."
 readme = "README.md"
 requires-python = ">=3.8"

src/kwtsms/__init__.py

@@ -26,4 +26,4 @@
 __all__ = ["KwtSMS", "AsyncKwtSMS", "normalize_phone", "clean_message",
            "validate_phone_input", "parse_webhook",
            "find_country_code", "validate_phone_format"]
-__version__ = "0.7.37"
+__version__ = "0.7.38"

src/kwtsms/_async.py

@@ -106,6 +106,12 @@ def __init__(self, username: str, password: str, sender_id: str = "KWT-SMS",
         self._cached_balance:   Optional[float] = None
         self._cached_purchased: Optional[float] = None
 
+    def __repr__(self) -> str:
+        return (
+            f"AsyncKwtSMS(username={self.username!r}, password='***', "
+            f"sender_id={self.sender_id!r}, test_mode={self.test_mode!r})"
+        )
+
     @classmethod
     def from_env(cls, env_file: str = ".env") -> "AsyncKwtSMS":
         """Load credentials from environment variables, falling back to .env file."""

src/kwtsms/_core.py

@@ -634,6 +634,12 @@ def __init__(
         self._cached_balance: Optional[float] = None
         self._cached_purchased: Optional[float] = None
 
+    def __repr__(self) -> str:
+        return (
+            f"KwtSMS(username={self.username!r}, password='***', "
+            f"sender_id={self.sender_id!r}, test_mode={self.test_mode!r})"
+        )
+
     @classmethod
     def from_env(cls, env_file: str = ".env") -> "KwtSMS":
         """
@@ -1009,7 +1015,6 @@ def _send_bulk(self, numbers: List[str], message: str, sender: str) -> dict:
         BATCH_DELAY  = 0.5
         ERR013_WAIT  = [30, 60, 120]
 
-        message = clean_message(message)
         batches = [numbers[i:i + BATCH_SIZE] for i in range(0, len(numbers), BATCH_SIZE)]
         total_batches = len(batches)