parse epg xml

pts.py

#!/usr/bin/env python3
import dexml
from dexml import fields

class programme(dexml.Model):
    class meta:
        tagname = "programme"
    channel = fields.String()
    start = fields.String()
    stop = fields.String()
    title = fields.String(tagname='title')
    subtitle = fields.String(tagname='sub-title')



class tv(dexml.Model):
    class meta:
        tagname = "tv"
    programs = fields.List(programme, tagname="programme")


xml_list_pts = """
<tv generator-info-name="dvb-epg-gen">
<programme channel="202.dvb.guide" start="20171214170000 +0800" stop="20171214173000 +0800">
        <title lang="zh">公視手語新聞 (普)</title>
        <sub-title lang="zh">第 245 集^M</sub-title>
</programme>
<programme channel="202.dvb.guide" start="20171214173000 +0800" stop="20171214180000 +0800">
        <title lang="zh">1【精選】看公視說英語 (普)</title>
        <sub-title lang="zh">第 5596 集^M</sub-title>
</programme>
<programme channel="202.dvb.guide" start="20171214173000 +0800" stop="20171214180000 +0800">
        <title lang="zh">2【精選】看公視說英語 (普)</title>
        <sub-title lang="zh">第 5596 集^M</sub-title>
</programme>
</tv>
"""

xml = """
<programme channel="202.dvb.guide" start="20171214170000 +0800" stop="20171214173000 +0800">
        <title lang="zh">公視手語新聞 (普)</title>
        <sub-title lang="zh">第 245 集^M</sub-title>
</programme>
"""

t2 = tv.parse(xml_list_pts)
print(t2.programs[1].title)