import clr
clr.AddReference('System')
clr.AddReference('System.Data')
clr.AddReference('Kingdee.BOS')
clr.AddReference('Kingdee.BOS.Core')
clr.AddReference('Kingdee.BOS.App')
clr.AddReference('Kingdee.BOS.ServiceHelper')
clr.AddReference('Newtonsoft.Json')

from Kingdee.BOS import *
from Kingdee.BOS.Core import *
from Kingdee.BOS.Core.Bill import *
from Kingdee.BOS.Core.DynamicForm.PlugIn import *
from Kingdee.BOS.Core.DynamicForm.PlugIn.ControlModel import *
from System import *
from System.Data import *
from System.Net import *
from System.Text import *
from System.IO import *
from Kingdee.BOS.Core.Bill.PlugIn import *
from Kingdee.BOS.App.Data import *
from System.Collections.Generic import List
from Kingdee.BOS.ServiceHelper import *

def ButtonClick(e):
    # 点击查询按钮
    an=e.Key.strip().upper()
    if an == "F_BTNSEARCH":
        # 获取查询值，文本框的key=bm
        cxbm=this.View.Model.GetValue("F_bm")
        #this.View.ShowMessage(cxbm)
        if cxbm is None:
            return
        #this.View.ShowMessage(cxbm)
        # 通过SQL查询对应的数据，也可以通过接口load数据
        strSql = "SELECT FSCHEMEID, FSCHEMENAME,FFORMID FROM T_BAS_FILTERSCHEME with(nolock) WHERE FFORMID='"+cxbm.strip().upper()+"'"
        #this.View.ShowMessage(strSql)
        entryData = DBServiceHelper.ExecuteDataSet(this.Context, strSql)
        if entryData is None or len(entryData.Tables[0].Rows) == 0:
            return
        # 绑定单据体数据
        for i in range(len(entryData.Tables[0].Rows)):
            this.View.Model.CreateNewEntryRow("FENTITY")
            dr = entryData.Tables[0].Rows[i]

            fid = dr["FSCHEMEID"] or ""
            this.View.Model.SetValue("FSCHEMEID", fid, i)

            fname = dr["FSCHEMENAME"] or 0
            this.View.Model.SetValue("FSCHEMENAME", fname, i)
            
            ffid = dr["FFORMID"] or 0
            this.View.Model.SetValue("FFORMID",ffid , i)
            
        this.View.UpdateView("FENTITY")

记录下

按钮调用动态表单

 clr.AddReference('Kingdee.BOS')
clr.AddReference('Kingdee.BOS.Core')

from Kingdee.BOS import *
from Kingdee.BOS.Core import *
from Kingdee.BOS.Util import *

def BarItemClick(e):
    if e.BarItemKey=='lbfz' and this.Context.UserName=='htc':
        parameteropt =DynamicFormShowParameter();
        parameteropt.FormId = "xxx_pur_lst_fa"; #上面bos开发的普通动态表单
        #【查询辅助属性启用的物料】动态表单 业务对象标识，此处动态表单、基础资料、单据类型的都可以
        parameteropt.CustomParams.Add("F_bm", "PUR_PurchaseOrder");
        #parameteropt.ParentPageId = this.View.PageId;
        this.View.ShowForm(parameteropt);

参考此，使用批量快速赋值

python 单据体批量赋值 (kingdee.com)

#引入clr运行库
import clr
#添加对cloud插件开发的常用组件的引用
clr.AddReference('System')
clr.AddReference('System.Data')
clr.AddReference('Kingdee.BOS')
clr.AddReference('Kingdee.BOS.DataEntity')
clr.AddReference('Kingdee.BOS.Core')
clr.AddReference('Kingdee.BOS.App')
clr.AddReference('Kingdee.BOS.App.Core')
clr.AddReference('Kingdee.BOS.ServiceHelper')
#导入cloud基础库中的常用实体对象（分命名空间导入，不会递归导入）
from Kingdee.BOS import *
from Kingdee.BOS.Core import *
from Kingdee.BOS.Core.DependencyRules import *
from Kingdee.BOS.Core.Bill import *
from Kingdee.BOS.Core.DynamicForm.PlugIn import *
from Kingdee.BOS.Core.DynamicForm.PlugIn.ControlModel import *
from System import *
from System.Data import *
from Kingdee.BOS.App.Data import *
from System.Collections.Generic import List
from Kingdee.BOS.ServiceHelper import *
from Kingdee.BOS.Core.DynamicForm import *
from Kingdee.BOS.Core.Metadata.EntityElement import *
from Kingdee.BOS.Core.Metadata.FieldElement import *
from Kingdee.BOS.Orm.DataEntity import *
from Kingdee.BOS.Util import *
from Kingdee.BOS.Log import *
def BarItemClick(e):
    key=e.BarItemKey.ToUpperInvariant();
    if(key=="Button".ToUpperInvariant()):
        orgId=this.Context.CurrentOrganizationInfo.ID;
        this.View.Model.DeleteEntryData("FEntity");
        sql=("""/*dialect*/EXEC CPZ_QT @orgId={0}""").format(orgId);
        doc = DBUtils.ExecuteDynamicObject(this.Context, sql);
        for dr in doc:
            this.View.Model.CreateNewEntryRow("FEntity");
            RowCounts = this.Model.GetEntryRowCount("FEntity");
            this.View.Model.SetValue("FPRODUCTID", str(dr["FMATERIALID"]), RowCounts - 1);
            this.View.InvokeFieldUpdateService("FPRODUCTID", RowCounts - 1);
        this.View.UpdateView();