kinfs

pint/delegates/txt_defparser/plain.py

@@ -235,8 +235,8 @@ def from_string_and_config(
  if not (s.startswith("[") and "=" in s):
  return None
 
- name, value, *aliases =  (p.strip() for p in s.split("="))
- 
+ name, value, *aliases = (p.strip() for p in s.split("="))
+
  preferred_unit = None
  if aliases:
  if aliases[0] == "_":

pint/facets/plain/definitions.py

@@ -234,7 +234,7 @@ class DerivedDimensionDefinition(DimensionDefinition):
 
  #: reference dimensions.
  reference: UnitsContainer
- # preferred unit 
+ # preferred unit
  preferred_unit: str | None = None
 
  @property

pint/facets/plain/quantity.py

@@ -76,11 +76,18 @@ def wrapped(self, *args, **kwargs):
  result = f(self, *args, **kwargs)
  print(args[0].kind, self.kind, f.__name__)
  # TODO: Implement this for div, maybe move to mul and div funcs
- if hasattr(self, "kind") and hasattr(args[0], "kind") and f.__name__ in ["_mul_div"]:
+ if (
+ hasattr(self, "kind")
+ and hasattr(args[0], "kind")
+ and f.__name__ in ["_mul_div"]
+ ):
  result_units_container = UnitsContainer({self.kind: 1, args[0].kind: 1})
  print(args[0].kind, self.kind)
  for dim in self._REGISTRY._dimensions.values():
- if hasattr(dim, "reference") and dim.reference == result_units_container:
+ if (
+ hasattr(dim, "reference")
+ and dim.reference == result_units_container
+ ):
  return result.to_kind(dim.name)
  raise ValueError(
  f"Cannot multiply quantities with kinds {self.kind} and {args[0].kind}"
@@ -776,7 +783,7 @@ def _add_sub(self, other, op):
  raise DimensionalityError(
  self._units, other._units, self.dimensionality, other.dimensionality
  )
- 
+
  if hasattr(self, "kind") and hasattr(other, "kind"):
  if self.kind != other.kind:
  # TODO: Should this be a KindError?

pint/testsuite/test_kind.py

@@ -1,16 +1,19 @@
-from pint import UnitRegistry
+from __future__ import annotations
+
 import pytest
 
-class TestKind():
+from pint import UnitRegistry
 
+
+class TestKind:
  def test_torque_energy(self):
  ureg = UnitRegistry()
  Q_ = ureg.Quantity
  moment_arm = Q_(1, "m").to_kind("[moment_arm]")
  force = Q_(1, "lbf").to_kind("[force]")
  # to_kind converts to the preferred_unit of the kind
  assert force.units == ureg.N
- 
+
  # both force and moment_arm have kind defined.
  # Torque is defined in default_en:
  # [torque] = [force] * [moment_arm]
@@ -29,4 +32,3 @@ def test_torque_energy(self):
  # Torque is not energy so cannot be added
  with pytest.raises(ValueError):
  energy + torque
-