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autopilot: Avoid "ZeroDivisionError: float division by zero"

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Adding checks that prevents num_channels to be zero (or negative)
and by that avoiding zero division error.
This commit is contained in:
Moller40
2020-09-29 12:12:16 +02:00
committed by Christian Decker
parent 89a4fa3f59
commit de1cd7314f
1 changed files with 9 additions and 0 deletions
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9
autopilot/autopilot.py
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@@ -140,6 +140,15 @@ def run_once(plugin, dryrun=False):
# Now we can look whether and how we'd like to open new channels. This # Now we can look whether and how we'd like to open new channels. This
# depends on available funds and the number of channels we were configured # depends on available funds and the number of channels we were configured
# to open # to open
if available_funds < plugin.min_capacity_sat:
print("Too low available funds: {} < {}".format(available_funds, plugin.min_capacity_sat))
return False
if len(channels) >= plugin.num_channels:
print("Already have {} channels. Aim is for {}.".format(len(channels), plugin.num_channels))
return False
num_channels = min( num_channels = min(
int(available_funds / plugin.min_capacity_sat), int(available_funds / plugin.min_capacity_sat),
plugin.num_channels - len(channels) plugin.num_channels - len(channels)