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changehost: more friendly error when an expansion field is unavailable

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This commit is contained in:
James Lu 2016-08-02 23:04:09 -07:00
parent 1cda5023c8
commit a6258dd973
1 changed files with 5 additions and 1 deletions
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6
plugins/changehost.py
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@ -55,7 +55,11 @@ def _changehost(irc, target, args):
# you're careful with what you're doing, and that is why this
# hidden option exists. -GLolol
new_host = template.substitute(args)
try:
new_host = template.substitute(args)
except KeyError as e:
log.warning('(%s) Bad expansion %s in template %s' % (irc.name, e, host_template))
continue
# Replace characters that are not allowed in hosts with "-".
for char in new_host: