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Fix exit-slot-edge-case when only one discrete unit remains

windows_testing_volume
Tyler Goodlet 2021-10-06 12:59:36 -04:00
parent 8cfd046284
commit febb9310e8
1 changed files with 8 additions and 1 deletions
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9
piker/clearing/_allocate.py
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@ -204,7 +204,14 @@ class Allocator(BaseModel):
# **without** going past a net-zero pp. if the pp is
# > 1.5x a slot size, then front load: exit a slot's and
# expect net-zero to be acquired on the final exit.
slot_size < pp_size < round((1.5*slot_size), ndigits=ld)
slot_size < pp_size < round((1.5*slot_size), ndigits=ld) or
# underlying requires discrete (int) units (eg. stocks)
# and thus our slot size (based on our limit) would
# exit a fractional unit's worth so, presuming we aren't
# supporting a fractional-units-style broker, we need
# exit the final unit.
ld == 0 and abs_live_size == 1
):
order_size = abs_live_size