Python Script to convert each page of a drawio file to a png image with the page name as the file name. Requires https://github.com/languitar/drawio-batch to be installed

drawio-allpages.py

#! /usr/bin/env python
# -*- coding: utf-8 -*-
"""
Runs drawio-batch for all pages of drawio file
"""
import sys, os
 
xsl="""<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet
    xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
    version="1.0">
<xsl:output method="text"/>
 
<xsl:template match="/mxfile">
  <xsl:for-each select="diagram">
    <xsl:value-of select="concat(@name,'&#xA;')"/>
  </xsl:for-each>
</xsl:template>
 
</xsl:stylesheet>
"""
 
SCRIPT=os.path.expanduser('~')+'/Downloads/drawio.xsl'
 
if not os.path.isfile(SCRIPT):
    with open(SCRIPT, 'w+') as script:
        script.write(xsl)
 
try:
    f = sys.argv[1]
except:
    f = os.popen('ls *.drawio').read()[:-1]
 
 
pages = os.popen('xsltproc '+SCRIPT+' '+f).read().split('\n')[:-1]
try:
    os.makedirs('imgs')
except:
    pass
 
for idx, name in enumerate(pages):
    i = str(idx+1) # 1 indexing
    #op = f[:-7]+'_'+i+'.png'
    op = 'imgs/'+name+'.png'
    try:
        os.popen('rm '+op+' > /dev/null') 
    except:
        pass
    print(op)
    cmd = ' '.join(['drawio-batch', '-d', str(idx), f, op])
    os.popen(cmd)