--none-return

pint/__init__.py

@@ -95,7 +95,7 @@ def _unpickle_measurement(cls, *args):
     return _unpickle(application_registry.Measurement, *args)
 
 
-def set_application_registry(registry):
+def set_application_registry(registry) -> None:
     """Set the application registry, which is used for unpickling operations
     and when invoking pint.Quantity or pint.Unit directly.
 

pint/compat.py

@@ -122,7 +122,7 @@ def _test_array_function_protocol():
         try:
 
             class FakeArray:
-                def __array_function__(self, *args, **kwargs):
+                def __array_function__(self, *args, **kwargs) -> None:
                     return
 
             np.concatenate([FakeArray()])

pint/converters.py

@@ -39,7 +39,7 @@ def to_reference(self, value: Magnitude, inplace: bool = False) -> Magnitude:
     def from_reference(self, value: Magnitude, inplace: bool = False) -> Magnitude:
         return value
 
-    def __init_subclass__(cls, **kwargs: Any):
+    def __init_subclass__(cls, **kwargs: Any) -> None:
         # Get constructor parameters
         super().__init_subclass__(**kwargs)
         cls._subclasses.append(cls)

pint/delegates/formatter/full.py

@@ -66,7 +66,7 @@ class FullFormatter(BaseFormatter):
 
     locale: Locale | None = None
 
-    def __init__(self, registry: UnitRegistry | None = None):
+    def __init__(self, registry: UnitRegistry | None = None) -> None:
         super().__init__(registry)
 
         self._formatters = {}

pint/delegates/formatter/plain.py

@@ -48,7 +48,7 @@
 
 
 class BaseFormatter:
-    def __init__(self, registry: UnitRegistry | None = None):
+    def __init__(self, registry: UnitRegistry | None = None) -> None:
         self._registry = registry
 
 

pint/delegates/txt_defparser/common.py

@@ -31,7 +31,7 @@ class DefinitionSyntaxError(errors.DefinitionSyntaxError, fp.ParsingError):
 
     msg: str
 
-    def __init__(self, msg: str, location: str = ""):
+    def __init__(self, msg: str, location: str = "") -> None:
         self.msg = msg
         self.location = location
 

pint/delegates/txt_defparser/defparser.py

@@ -46,7 +46,7 @@ class _PintParser(fp.Parser[PintRootBlock, ParserConfig]):
 
     _diskcache: fc.DiskCache | None
 
-    def __init__(self, config: ParserConfig, *args: ty.Any, **kwargs: ty.Any):
+    def __init__(self, config: ParserConfig, *args: ty.Any, **kwargs: ty.Any) -> None:
         self._diskcache = kwargs.pop("diskcache", None)
         super().__init__(config, *args, **kwargs)
 
@@ -68,7 +68,7 @@ class DefParser:
         plain.CommentDefinition,
     )
 
-    def __init__(self, default_config: ParserConfig, diskcache: fc.DiskCache):
+    def __init__(self, default_config: ParserConfig, diskcache: fc.DiskCache) -> None:
         self._default_config = default_config
         self._diskcache = diskcache
 

pint/errors.py

@@ -91,7 +91,7 @@ class DefinitionError(ValueError, PintError):
     definition_type: type
     msg: str
 
-    def __init__(self, name: str, definition_type: type, msg: str):
+    def __init__(self, name: str, definition_type: type, msg: str) -> None:
         self.name = name
         self.definition_type = definition_type
         self.msg = msg
@@ -109,7 +109,7 @@ class DefinitionSyntaxError(ValueError, PintError):
 
     msg: str
 
-    def __init__(self, msg: str):
+    def __init__(self, msg: str) -> None:
         self.msg = msg
 
     def __str__(self):
@@ -125,7 +125,7 @@ class RedefinitionError(ValueError, PintError):
     name: str
     definition_type: type
 
-    def __init__(self, name: str, definition_type: type):
+    def __init__(self, name: str, definition_type: type) -> None:
         self.name = name
         self.definition_type = definition_type
 
@@ -142,7 +142,7 @@ class UndefinedUnitError(AttributeError, PintError):
 
     unit_names: tuple[str, ...]
 
-    def __init__(self, unit_names: str | ty.Iterable[str]):
+    def __init__(self, unit_names: str | ty.Iterable[str]) -> None:
         if isinstance(unit_names, str):
             self.unit_names = (unit_names,)
         else:
@@ -266,7 +266,7 @@ def __reduce__(self):
 class UnitStrippedWarning(UserWarning, PintError):
     msg: str
 
-    def __init__(self, msg: str):
+    def __init__(self, msg: str) -> None:
         self.msg = msg
 
     def __reduce__(self):
@@ -280,7 +280,7 @@ class UnexpectedScaleInContainer(Exception):
 class UndefinedBehavior(UserWarning, PintError):
     msg: str
 
-    def __init__(self, msg: str):
+    def __init__(self, msg: str) -> None:
         self.msg = msg
 
     def __reduce__(self):

pint/matplotlib.py

@@ -19,7 +19,7 @@
 class PintAxisInfo(matplotlib.units.AxisInfo):
     """Support default axis and tick labeling and default limits."""
 
-    def __init__(self, units):
+    def __init__(self, units) -> None:
         """Set the default label to the pretty-print of the unit."""
         formatter = units._REGISTRY.mpl_formatter
         super().__init__(label=formatter.format(units))
@@ -28,7 +28,7 @@ def __init__(self, units):
 class PintConverter(matplotlib.units.ConversionInterface):
     """Implement support for pint within matplotlib's unit conversion framework."""
 
-    def __init__(self, registry):
+    def __init__(self, registry) -> None:
         super().__init__()
         self._reg = registry
 

pint/pint_convert.py

@@ -71,7 +71,7 @@
 ureg.default_system = args.system
 
 
-def _set(key: str, value):
+def _set(key: str, value) -> None:
     obj = ureg._units[key].converter
     object.__setattr__(obj, "scale", value)
 
@@ -170,7 +170,7 @@ def _set(key: str, value):
     ureg._build_cache()
 
 
-def convert(u_from, u_to=None, unc=None, factor=None):
+def convert(u_from, u_to=None, unc=None, factor=None) -> None:
     prec_unc = 0
     q = ureg.Quantity(u_from)
     fmt = f".{args.prec}g"
@@ -206,7 +206,7 @@ def use_unc(num, fmt, prec_unc):
     return max(0, min(prec_unc, unc))
 
 
-def main():
+def main() -> None:
     convert(args.fr, args.to)
 
 

pint/pint_eval.py

@@ -65,7 +65,7 @@ def _power(left: Any, right: Any) -> Any:
 
 # https://stackoverflow.com/a/1517965/1291237
 class tokens_with_lookahead:
-    def __init__(self, iter):
+    def __init__(self, iter) -> None:
         self.iter = iter
         self.buffer = []
 
@@ -321,7 +321,7 @@ def __init__(
         left: EvalTreeNode | TokenInfo,
         operator: TokenInfo | None = None,
         right: EvalTreeNode | None = None,
-    ):
+    ) -> None:
         self.left = left
         self.operator = operator
         self.right = right

pint/registry.py

@@ -127,7 +127,7 @@ def __init__(
         non_int_type=float,
         case_sensitive: bool = True,
         cache_folder=None,
-    ):
+    ) -> None:
         super().__init__(
             filename=filename,
             force_ndarray=force_ndarray,
@@ -181,10 +181,10 @@ def setup_matplotlib(self, enable: bool = True) -> None:
 
 
 class LazyRegistry(Generic[facets.QuantityT, facets.UnitT]):
-    def __init__(self, args=None, kwargs=None):
+    def __init__(self, args=None, kwargs=None) -> None:
         self.__dict__["params"] = args or (), kwargs or {}
 
-    def __init(self):
+    def __init(self) -> None:
         args, kwargs = self.__dict__["params"]
         kwargs["on_redefinition"] = "raise"
         self.__class__ = UnitRegistry
@@ -197,7 +197,7 @@ def __getattr__(self, item):
         self.__init()
         return getattr(self, item)
 
-    def __setattr__(self, key, value):
+    def __setattr__(self, key, value) -> None:
         if key == "__class__":
             super().__setattr__(key, value)
         else:
@@ -218,7 +218,7 @@ class ApplicationRegistry:
 
     __slots__ = ["_registry"]
 
-    def __init__(self, registry):
+    def __init__(self, registry) -> None:
         self._registry = registry
 
     def get(self):
@@ -250,7 +250,7 @@ def set(self, new_registry):
     def __getattr__(self, name):
         return getattr(self._registry, name)
 
-    def __setattr__(self, name, value):
+    def __setattr__(self, name, value) -> None:
         if name in self.__slots__:
             super().__setattr__(name, value)
         else:

pint/util.py

@@ -567,7 +567,7 @@ def __hash__(self) -> int:
     def __getstate__(self) -> tuple[udict, Scalar, type]:
         return self._d, self._one, self._non_int_type
 
-    def __setstate__(self, state: tuple[udict, Scalar, type]):
+    def __setstate__(self, state: tuple[udict, Scalar, type]) -> None:
         self._d, self._one, self._non_int_type = state
         self._hash = None
 
@@ -706,7 +706,7 @@ class ParserHelper(UnitsContainer):
 
     scale: Scalar
 
-    def __init__(self, scale: Scalar = 1, *args, **kwargs):
+    def __init__(self, scale: Scalar = 1, *args, **kwargs) -> None:
         super().__init__(*args, **kwargs)
         self.scale = scale
 
@@ -813,7 +813,7 @@ def __hash__(self):
     def __getstate__(self):
         return super().__getstate__() + (self.scale,)
 
-    def __setstate__(self, state):
+    def __setstate__(self, state) -> None:
         super().__setstate__(state[:-1])
         self.scale = state[-1]
 
@@ -1016,7 +1016,7 @@ def _repr_latex_(self) -> str:
             return f"${self:~L}$"
         return f"${self:L}$"
 
-    def _repr_pretty_(self, p, cycle: bool):
+    def _repr_pretty_(self, p, cycle: bool) -> None:
         # if cycle:
         if "~" in self._REGISTRY.formatter.default_format:
             p.text(f"{self:~P}")