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Speed up of cross_section 💨 #245

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Merged
merged 2 commits into from
Nov 20, 2025
+7 −3
Merged

Speed up of cross_section 💨 #245

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e9b19b1
`cross_section` speed up
StFroese Nov 14, 2025
bb1df83
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Nov 14, 2025
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10 changes: 7 additions & 3 deletions src/chromo/common.py
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Original file line number Diff line number Diff line change
Expand Up @@ -810,7 +810,7 @@ def cross_section(self, kin=None, max_info=False):
kin3.p2 = component
# this calls cross_section recursively, which is fine
cross_section._mul_radd(
fraction, self._cross_section(kin3, max_info=max_info)
fraction, self.cross_section(kin3, max_info=max_info)
)
return cross_section
return self._cross_section(kin, max_info=max_info)
Expand Down Expand Up @@ -1010,6 +1010,10 @@ def _temporary_kinematics(self, kin):
yield
else:
prev = copy.copy(self.kinematics)
self.kinematics = kin
self._check_kinematics(kin)
self._kinematics = kin
self._set_kinematics(kin)
yield
self.kinematics = prev
# _check_kinematics not necessary because it's the old kinematics
self._kinematics = prev
self._set_kinematics(prev)
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