Adapt to rounding error fiy in hepunits 2.4.0 (#700)

Author: eduardo-rodrigues

docs/CHANGELOG.md

@@ -1,6 +1,18 @@
 Changelog
 =========
 
+Version 0.26.0
+--------------
+
+In preparation.
+
+- Dependencies:
+  - hepunits >= 2.4.0.
+- Miscellaneous:
+  - Dropped support for Python 3.8.
+- CI and tests:
+  - Updates to pre-commit hooks and CI YAML files.
+
 Version 0.25.4
 --------------
 

pyproject.toml

@@ -41,7 +41,7 @@ classifiers = [
 ]
 dependencies = [
     "attrs>=19.2",
-    "hepunits>=2.0.0",
+    "hepunits>=2.4.0",
     "importlib-resources>=2.0;python_version<\"3.9\"",
     "typing-extensions>=4.5;python_version<\"3.13\"",
 ]

src/particle/particle/kinematics.py

@@ -33,20 +33,20 @@ def width_to_lifetime(Gamma: float) -> float:
     Manipulation with no explicit usage of units:
 
     >>> width_to_lifetime(4.33e-10)   # result returned in ns
-    0.0015201199929582136
+    0.0015201199929582138
 
     Manipulations with explicit units defined in the HEP system of units:
 
     >>> from hepunits.units import MeV, eV, ps   # handy module with units in the HEP system of units
     >>>
     >>> width_to_lifetime(4.33e-10*MeV)   # result returned in ns
-    0.0015201199929582136
+    0.0015201199929582138
     >>>
     >>> width_to_lifetime(4.33e-4*eV)   # result again returned in ns
-    0.0015201199929582136
+    0.0015201199929582138
     >>>
     >>> width_to_lifetime(4.33e-10*MeV)/ps   # result converted to ps
-    1.5201199929582137
+    1.5201199929582139
     """
 
     if Gamma < 0.0:
@@ -78,20 +78,20 @@ def lifetime_to_width(tau: float) -> float:
     --------
     Manipulation with no explicit usage of units:
 
-    >>> lifetime_to_width(0.0015201199929582136)   # result returned in MeV
+    >>> lifetime_to_width(0.0015201199929582138)   # result returned in MeV
     4.33e-10
 
     Manipulations with explicit units defined in the HEP system of units:
 
     >>> from hepunits.units import MeV, eV, ps   # handy module with units in the HEP system of units
     >>>
-    >>> lifetime_to_width(0.0015201199929582136*ns)   # result returned in MeV
+    >>> lifetime_to_width(0.0015201199929582138*ns)   # result returned in MeV
     4.33e-10
     >>>
-    >>> lifetime_to_width(1.5201199929582137*ps)   # result again returned in MeV
+    >>> lifetime_to_width(1.5201199929582138*ps)   # result again returned in MeV
     4.33e-10
     >>>
-    >>> lifetime_to_width(1.5201199929582137*ps)/eV   # result converted to eV
+    >>> lifetime_to_width(1.5201199929582138*ps)/eV   # result converted to eV
     0.000433
     """