我想从向导创建一个报告 pdf，但它不起作用，这是我的代码：
/var/www/html/odoo_15/addons/school/wizard/search_and_print_calendar_wizard_view.xml
<?xml version="1.0" encoding="utf-8"?>
<odoo>
<record id="view_school_search_and_print_calendar_wizard" model="ir.ui.view">
<field name="name">Search and Print Calendar</field>
<field name="model">school.search.and.print.calendar.wizard</field>
<field name="arch" type="xml">
<form string="Search and Print Calendar">
<sheet>
<group>
<field name="student_id"/>
<field name="date_from"/>
<field name="date_to"/>
</group>
</sheet>
<footer>
<!-- <button name="school_view_calendars" string="View Calendars" type="object" class="btn-primary"/>-->
<button name="school_print_calendars" string="Print Calendars" type="object" class="btn-primary"/>
<button string="Cancel" class="btn-secondary" special="cancel" data-hotkey="z" />
</footer>
</form>
</field>
</record>
<record id="action_school_search_and_print_calendar" model="ir.actions.act_window">
<field name="name">School Search and Print Calendar</field>
<field name="res_model">school.search.and.print.calendar.wizard</field>
<field name="view_mode">form</field>
<field name="target">new</field>
</record>
</odoo>
/var/www/html/odoo_15/addons/school/wizard/search_and_print_calendar_wizard.py
from odoo import api, models, fields, _
class SearchAndPrintCalendarWizard(models.TransientModel):
_name = "school.search.and.print.calendar.wizard"
_description = "Search and Print Calendar Wizard"
student_id = fields.Many2one('school.students', string='Student', required=True)
date_from = fields.Datetime(string='Date From')
date_to = fields.Datetime(string='Date To')
# view list calendars based on student id
# def school_view_calendars(self):
# print('aaa')
def school_print_calendars(self):
data = {
'form': self.read()[0]
}
report_action = self.env.ref('school.action_report_calendar').report_action(self, data=data)
return report_action
/var/www/html/odoo_15/addons/school/report/calendar_report.xml
<?xml version="1.0" encoding="utf-8"?>
<odoo>
<data>
<!-- pdf version -->
<record id="action_report_calendar" model="ir.actions.report">
<!-- this field will show as name of the button,
also will be the name of exported file, unless we use print_report_name as below -->
<field name="name">Calendar Report</field>
<field name="model">school.search.and.print.calendar.wizard</field>
<field name="report_type">qweb-pdf</field>
<!-- In single report, this print_report_name will be use as dynamic name of the file.
But in multiple reports, this will not work, it will use <field name="name"> as file name.
So we should use print_report_name for single report, and <field name="name"> to multiple reports.
-->
<field name="print_report_name">'Calendar - [%s]' % (object.sequence).replace('/', '')</field>
<!-- the view file is declare in this variable -->
<field name="report_name">school.report_calendar</field>
<!-- not sure what this for -->
<field name="report_file">school.report_calendar</field>
<!-- not sure what this for -->
<field name="binding_model_id" ref="model_school_search_and_print_calendar_wizard"/>
<field name="binding_type">report</field>
</record>
</data>
</odoo>
/var/www/html/odoo_15/addons/school/report/calendar_report_template.xml
<?xml version="1.0" encoding="utf-8"?>
<odoo>
<!-- this template id is called in report/calendar_report.xml -->
<template id="report_calendar">
<t t-call="web.html_container">
<!-- docs is the record data -->
<!-- this command equal to foreach(docs as o) -->
<t t-call="web.external_layout">
<!-- html code -->
<div class="page">
<div class="oe_structure"/>
<div>
<h2>This is a test</h2>
</div>
</div>
</t>
</t>
</template>
</odoo>
我遇到了这个问题：
AttributeError: 'NoneType' object has no attribute 'compile'
AttributeError: 'NoneType' object has no attribute 'CompileError'
完整问题：
Traceback (most recent call last):
File "/var/www/html/odoo-server/odoo/odoo/api.py", line 886, in get
return field_cache[record._ids[0]]
KeyError: <NewId 0x7f3bbbc7b7f0>
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/var/www/html/odoo-server/odoo/odoo/fields.py", line 1057, in __get__
value = env.cache.get(record, self)
File "/var/www/html/odoo-server/odoo/odoo/api.py", line 889, in get
raise CacheMiss(record, field)
odoo.exceptions.CacheMiss: 'base.document.layout(<NewId 0x7f3bbbc7b7f0>,).preview'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/var/www/html/odoo-server/odoo/addons/web/models/base_document_layout.py", line 290, in _compile_scss
return libsass.compile(
AttributeError: 'NoneType' object has no attribute 'compile'
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "/var/www/html/odoo-server/odoo/odoo/addons/base/models/ir_http.py", line 237, in _dispatch
result = request.dispatch()
File "/var/www/html/odoo-server/odoo/odoo/http.py", line 688, in dispatch
result = self._call_function(**self.params)
File "/var/www/html/odoo-server/odoo/odoo/http.py", line 360, in _call_function
return checked_call(self.db, *args, **kwargs)
File "/var/www/html/odoo-server/odoo/odoo/service/model.py", line 94, in wrapper
return f(dbname, *args, **kwargs)
File "/var/www/html/odoo-server/odoo/odoo/http.py", line 349, in checked_call
result = self.endpoint(*a, **kw)
File "/var/www/html/odoo-server/odoo/odoo/http.py", line 917, in __call__
return self.method(*args, **kw)
File "/var/www/html/odoo-server/odoo/odoo/http.py", line 536, in response_wrap
response = f(*args, **kw)
File "/var/www/html/odoo-server/odoo/addons/web/controllers/main.py", line 1335, in call_kw
return self._call_kw(model, method, args, kwargs)
File "/var/www/html/odoo-server/odoo/addons/web/controllers/main.py", line 1327, in _call_kw
return call_kw(request.env[model], method, args, kwargs)
File "/var/www/html/odoo-server/odoo/odoo/api.py", line 464, in call_kw
result = _call_kw_multi(method, model, args, kwargs)
File "/var/www/html/odoo-server/odoo/odoo/api.py", line 451, in _call_kw_multi
result = method(recs, *args, **kwargs)
File "/var/www/html/odoo-server/odoo/odoo/models.py", line 6475, in onchange
snapshot1 = Snapshot(record, nametree)
File "/var/www/html/odoo-server/odoo/odoo/models.py", line 6257, in __init__
self.fetch(name)
File "/var/www/html/odoo-server/odoo/odoo/models.py", line 6267, in fetch
self[name] = record[name]
File "/var/www/html/odoo-server/odoo/odoo/models.py", line 5874, in __getitem__
return self._fields[key].__get__(self, type(self))
File "/var/www/html/odoo-server/odoo/odoo/fields.py", line 1106, in __get__
self.compute_value(recs)
File "/var/www/html/odoo-server/odoo/odoo/fields.py", line 1265, in compute_value
records._compute_field_value(self)
File "/var/www/html/odoo-server/odoo/odoo/models.py", line 4256, in _compute_field_value
getattr(self, field.compute)()
File "/var/www/html/odoo-server/odoo/addons/web/models/base_document_layout.py", line 121, in _compute_preview
preview_css = markupsafe.Markup(self._get_css_for_preview(styles, wizard_with_logo.id))
File "/var/www/html/odoo-server/odoo/addons/web/models/base_document_layout.py", line 270, in _get_css_for_preview
css_code = self._compile_scss(scss)
File "/var/www/html/odoo-server/odoo/addons/web/models/base_document_layout.py", line 298, in _compile_scss
except libsass.CompileError as e:
Exception
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "/var/www/html/odoo-server/odoo/odoo/http.py", line 644, in _handle_exception
return super(JsonRequest, self)._handle_exception(exception)
File "/var/www/html/odoo-server/odoo/odoo/http.py", line 302, in _handle_exception
raise exception.with_traceback(None) from new_cause
AttributeError: 'NoneType' object has no attribute 'CompileError'
我正在关注 Odoo Mates Odoo-14 教程。
这是我的 github 代码： https ://github.com/saxsax1995/odoo-15-school
请帮忙，谢谢。