contract/contract_variable_qty_timesheet/data/contract_line_qty_formula_data.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2018 Tecnativa - Carlos Dauden
     Copyright 2019 Tecnativa - Pedro M. Baeza
     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->
<odoo>

<record id="contract_line_qty_formula_project_timesheet" model="contract.line.qty.formula">
    <field name='name'>Project Timesheets</field>
    <field name="code">group = env['account.analytic.line'].read_group([
    ('account_id', '=', line.analytic_account_id.id),
    ('product_id', '=', False),
    ('project_id', '!=', False),
    ('date', '&gt;=', period_first_date),
    ('date', '&lt;=', period_last_date),
], fields=['unit_amount'], groupby=[])
result = group and group[0]['unit_amount'] or 0.0
    </field>
</record>

<record id="contract_line_qty_formula_task_timesheet" model="contract.line.qty.formula">
    <field name='name'>Task Timesheets</field>
    <field name="code">group = env['account.analytic.line'].read_group([
    ('account_id', '=', line.analytic_account_id.id),
    ('product_id', '=', False),
    ('task_id', '!=', False),
    ('date', '&gt;=', period_first_date),
    ('date', '&lt;=', period_last_date),
], fields=['unit_amount'], groupby=[])
result = group and group[0]['unit_amount'] or 0.0
    </field>
</record>

<record id="contract_line_qty_formula_analytic_same_product" model="contract.line.qty.formula">
    <field name='name'>Analytic Same Product</field>
    <field name="code">group = env['account.analytic.line'].read_group([
    ('account_id', '=', line.analytic_account_id.id),
    ('product_id', '=', line.product_id.id),
    ('date', '&gt;=', period_first_date),
    ('date', '&lt;=', period_last_date),
], fields=['unit_amount'], groupby=[])
result = group and group[0]['unit_amount'] or 0.0
    </field>
</record>

</odoo>