meet strange behaviour in after_insert callback, when using variable (e.g.
f.amount) is not work, but when using dict (e.g. f['amount'] ) work
models/db_wizard_4_subscription.py
# not work
def __after_insert_subscription_detail(f, id):
unit = float(f.amount) / float(f.nav_per_unit)
"""
# work
def __after_insert_subscription_detail(f, id):
unit = float(f['amount'] ) / float(f['nav_per_unit'] )
"""
def on_define_subscription_detail(table):
table._after_insert.append(__after_insert_subscription_detail)
db.define_table('subscription_detail',
Field('subscription_no', 'reference subscription_header'),
Field('account', 'reference account'),
Field('nav_date', 'date'),
Field('nav_per_unit', 'double'),
Field('amount', 'double'),
Field('fee', 'double'),
Field('fee_amount', 'double'),
Field('unit', 'double'),
auth.signature,
on_define = on_define_subscription_detail,
format = '%(subscription_no)s')
Traceback (most recent call last):
File "/Users/MacBookPro/site/web2py/gluon/restricted.py", line 227, in
restricted
exec ccode in environment
File
"/Users/MacBookPro/site/web2py/applications/mutualfunds/controllers/install.py",
line 221, in <module>
File "/Users/MacBookPro/site/web2py/gluon/globals.py", line 417, in
<lambda>
self._caller = lambda f: f()
File
"/Users/MacBookPro/site/web2py/applications/mutualfunds/controllers/install.py",
line 201, in index
'fee_amount' : 0}, ] )
File "/Users/MacBookPro/site/web2py/gluon/packages/dal/pydal/objects.py",
line 831, in bulk_insert
ret and [[f(item, ret[k]) for k, item in enumerate(items)] for f in
self._after_insert]
File
"/Users/MacBookPro/site/web2py/applications/mutualfunds/models/db_wizard_4_subscription.py",
line 43, in __after_insert_subscription_detail
unit = float(f.amount) / float(f.nav_per_unit)
AttributeError: 'dict' object has no attribute 'amount'
controllers/install.py
db.subscription_detail.bulk_insert([{'subscription_no' : 1, 'account' : 1,
'nav_date' : '2016-01-01',
'nav_per_unit' : 1.0, 'amount' : 1, 'fee' : 0,
'fee_amount' : 0},
{'subscription_no' : 2, 'account' : 1, 'nav_date' : '2016-01-02',
'nav_per_unit' : 1.1, 'amount' : 2, 'fee' : 0,
'fee_amount' : 0}, ] )
anyone know about this behaviour? is it normal?
thanks and best regards,
stifan
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