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fix jsonb parse after get value from database #367

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fix jsonb parse after get value from database #367

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19 changes: 18 additions & 1 deletion freppledb/common/fields.py
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Original file line number Diff line number Diff line change
Expand Up @@ -49,8 +49,25 @@ def __init__(self, *args, **kwargs):

def to_python(self, value):
"""Convert a json string to a Python value."""
if value is None:
return value
if isinstance(value, str) and value:
try:
return json.loads(value)
except json.JSONDecodeError:
return value
else:
return value

def from_db_value(self, value, expression, connection):
"""Convert a json string to a Python value."""
if value is None:
return value
if isinstance(value, str) and value:
return json.loads(value)
try:
return json.loads(value)
except json.JSONDecodeError:
return value
else:
return value

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