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Fixed problem in getTargetType() when old_unit_type is None

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This commit is contained in:
Tom Keffer
2010-04-23 00:06:22 +00:00
parent e650d833df
commit 3dfa8b827d
1 changed files with 4 additions and 1 deletions
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5
bin/weewx/units.py
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@@ -510,6 +510,9 @@ class UnitInfo(object):
Returns: the target unit type, such as 'mbar'.
"""
# If there is no unit attached, then the target can only be None:
if not old_unit_type:
return None
unit_group= unit_type_dict[old_unit_type]
unit_type = self._getUnitTypeFromGroup(unit_group)
return unit_type
@@ -591,7 +594,7 @@ def convert(val_t, target_unit_type):
the unit type (e.g., "foot", or "inHg") it is in.
target_unit_type: The unit type (e.g., "meter", or "mbar") to
which the value is to be converted.
which the value is to be converted. If None, it will not be converted.
returns: A value tuple converted into the desired units.
"""