Removed unnecessary validation in schemas

src/schemas/contacts.py

@@ -21,22 +21,6 @@ class CreateContactRequest(BaseModel):
         json_schema_extra={"example": "+1234567890"}
     )
 
-    @field_validator("name")
-    def validate_name(cls, value):
-        if len(value) < 1 or len(value) > 50:
-            raise ValueError("Name must be between 1 and 50 characters.")
-        return value
-
-    @field_validator("phone")
-    def validate_phone(cls, value):
-        if not value.startswith("+"):
-            raise ValueError("Phone numbers must start with a '+' prefix.")
-        if not value[1:].isdigit():
-            raise ValueError("Phone numbers must contain only digits after the '+' prefix.")
-        if len(value) < 10 or len(value) > 15:
-            raise ValueError("Phone numbers must be between 10 and 15 characters.")
-        return value
-
 
 class Contact(BaseModel):
     """

src/schemas/messages.py

@@ -59,14 +59,6 @@ class CreateMessageRequest(BaseModel):
         json_schema_extra={"example": "+0987654321"}
     )
 
-    @field_validator("from_sender")
-    def validate_phone_number(cls, value):
-        if not value.startswith("+"):
-            raise ValueError("Phone numbers must include the '+' prefix.")
-        if not value[1:].isdigit():
-            raise ValueError("Phone numbers must contain only digits after the '+' prefix.")
-        return value
-
 
 class Message(BaseModel):
     """

src/sdk/client.py

@@ -35,22 +35,19 @@ def _handle_api_errors(self, response: requests.Response) -> None:
             ServerError: For other 500+ server errors.
             ApiError: Generic API error for unexpected status codes.
         """
-        if response.status_code == 204:  # No Content
-            logger.info("No content returned. Operation successful.")
-            return
-        elif response.status_code == 401:
+        if response.status_code == 401:
             logger.error(f"Unauthorized: {response.text}")
             raise UnauthorizedError("Unauthorized. Check your API key.")
-        elif response.status_code == 404:
+        if response.status_code == 404:
             logger.error(f"Resource Not Found: {response.text}")
             raise NotFoundError("Resource not found.")
-        elif response.status_code in (502, 503):
+        if response.status_code in (502, 503):
             logger.warning(f"Transient Error: {response.text}")
             raise TransientError("Transient server error. Please retry.", status_code=response.status_code)
-        elif response.status_code >= 500:
+        if response.status_code >= 500:
             logger.error(f"Server Error: {response.text}")
             raise ServerError("Server error. Please try again later.")
-        elif not response.ok:
+        if not response.ok:
             logger.error(f"Unhandled API Error: {response.status_code} - {response.text}")
             raise ApiError(f"Unhandled API Error: {response.status_code}: {response.text}")