在Odoo的线上或笔记本上打印Excel工作表时，经常显示Odoo Server Error

我想在Odoo 10中使用openpyxl生成Excel报告，但是经常显示：

在线或笔记本上打印Excel表格时出现Odoo Server错误

下面是一段Python代码：

@api.model def create(self, vals): if vals.get('gstr2_file'): dirpath_gstr2 = os.environ.get('HOME') or os.getcwd() abs_filepath_gstr2 = os.path.abspath(os.path.join(dirpath_gstr2, vals['filename_gstr2'])) with open(abs_filepath_gstr2, 'w') as file: file.write(base64.b64decode(vals.get('gstr2_file'))) #vals['excel_file'] = False res = super(BiExcel, self).create(vals) return res @api.multi def generate_gstr2(self,vals): for file in self: dirpath_gstr2 = os.environ.get('HOME') or os.getcwd() base_path_gstr2 = os.path.abspath(os.path.join(dirpath_gstr2, file.filename_gstr2)) if os.path.isfile(base_path_gstr2): wb_gstr2 = openpyxl.load_workbook(base_path_gstr2,data_only=True) sheet_name_gstr2 = wb_gstr2.get_sheet_names() sheet_gstr2 = wb_gstr2.get_sheet_by_name(sheet_name_gstr2[0]) field_gstr2_obj = self.env['ir.model.fields'] excel_gstr2_heading = [] for excel_row_gstr2 in range(1, sheet_gstr2.max_row+1): if not sheet_gstr2.cell(row=excel_row_gstr2, column=1).value: break excel_gstr2_data = {} excel_gstr2_data_field = [] excel_column_gstr2 =1 for excel_column_gstr2 in range(1, sheet_gstr2.max_column+1): if excel_row_gstr2 == 1: heading_gstr2 = sheet_gstr2.cell(row=excel_row_gstr2, column=excel_column_gstr2).value #raise UserError(_(str((heading_gstr2)))) domain_gstr2 = [('field_description','=',heading_gstr2),('model' ,'=', 'bi.gstr2')] field_gstr2_id = field_gstr2_obj.search(domain_gstr2) excel_gstr2_data_field.append(field_gstr2_id.name) excel_gstr2_heading.append(heading_gstr2) #raise UserError(_(str((excel_gstr2_data_field)))) else: domain_gstr2 = [('field_description','=',excel_gstr2_heading[excel_column_gstr2-1]),('model' ,'=', 'bi.gstr2')] field_gstr2_id = field_gstr2_obj.search(domain_gstr2) cell_gstr2_value = sheet_gstr2.cell(row=excel_row_gstr2, column=excel_column_gstr2).value #raise UserError(_(str((cell_gstr2_value)))) #if field_gstr2_id: excel_gstr2_data[field_gstr2_id.name]=cell_gstr2_value excel_gstr2_data['gstr2_id']=file.id excel_column_gstr2 = excel_column_gstr2 + 1 if excel_gstr2_data: #raise UserError(_(str((excel_gstr2_data)))) self.env['bi.gstr2'].create(excel_gstr2_data)