Add more checking

biensoxe/__init__.py

@@ -1,3 +1,3 @@
-__version__ = '0.8.1'
+__version__ = '0.8.2'
 
 from .core import VietnamVehiclePlate, VehicleType   # NOQA

biensoxe/core.py

@@ -168,16 +168,19 @@ def __str__(self):
         return f'{self.locality}{self.series}-{order}'
 
     @classmethod
-    def from_string(cls, number_sequence: str):
+    def from_string(cls, number_sequence: str) -> 'VietnamVehiclePlate':
         """Parse the number string of Vietnamese vehicle registration plate.
 
         :param number_sequence: Number string as printed on the plate.
         :return: :class:`VietnamVehiclePlate` object.
         :raises ValueError: If the number string could not be parsed.
+        :raises TypeError: If the passed value is not a string.
         """
+        if not isinstance(number_sequence, str):
+            raise TypeError(f'Need a string, not {type(number_sequence)} type!')
         compact = REGEX_CLEAN_PLATE_NUMBER.sub('', number_sequence.upper())
         if not compact:
-            raise ValueError('Empty string')
+            raise ValueError('Empty string!')
         for vtype, regex in REGEXES.items():
             m = regex.fullmatch(compact)
             if m:

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "biensoxe"
-version = "0.8.1"
+version = "0.8.2"
 description = "Library to parse and validate Vietnamese vehicle plate"
 authors = ["Nguyễn Hồng Quân <[email protected]>"]
 license = "MIT"

tests/test_biensoxe.py

@@ -86,3 +86,13 @@ def test_diplomatic_vehicle(original_string, locality, series, dip_country):
 def test_invalid_plate_number():
     with pytest.raises(ValueError):
         VietnamVehiclePlate.from_string('XXYYZZ11')
+
+
+def test_invalid_type():
+    with pytest.raises(TypeError):
+        VietnamVehiclePlate.from_string(123)
+
+
+def test_not_accept_none():
+    with pytest.raises(TypeError):
+        VietnamVehiclePlate.from_string(None)