Read a yaml conf file with markdown extensions and use that to format python-markdown command line

call-pymd.py

import yaml
#import pdb
import sys
import subprocess
import pprint

fn_mdin = "./mdext.yml"
fn_mdcfgtmp = "./tmp/mdext-CFG.yml"
fn_scr="./call-pymd.out"

print ("This is the name of the script: {}".format(sys.argv[0]), file=sys.stderr)
print ("Number of arguments: {}".format(len(sys.argv)), file=sys.stderr)
print ("The arguments are: {}".format( str(sys.argv)), file=sys.stderr)

if len(sys.argv) < 1 :
    print("at least md in/out filenames required", file=sys.stderr)
    sys.exit(10)

with open(fn_mdin) as stream:
    try:
        dic = yaml.safe_load(stream)
    except yaml.YAMLError as exc:
        print(exc)
        sys.exit(20)
    
########################################
cstr=""
for k1 in dic:
    v1=dic[k1]
    if v1 is None:
        continue
    cstr += k1
    cstr += ":\n"
    for k2 in v1:
        cstr += "    {}: {}\n".format(k2,dic[k1][k2])

with open(fn_mdcfgtmp, 'w') as out_file:
    out_file.write(cstr);

print("wrote temp config file {}".format(fn_mdcfgtmp), file=sys.stderr)
    
########################################


args=["python", "-m", "markdown", "-c", fn_mdcfgtmp ]
for k1 in dic:
    args.append("-x")
    args.append(k1)

for i in range(1,len(sys.argv)):
    args.append(sys.argv[i])

#pprint.pprint(args, stream=sys.stderr)

with open(fn_scr, 'w') as out_file:
    out_file.write(" ".join(args));
print("wrote temp script file {}".format(fn_scr), file=sys.stderr)


#pdb.set_trace();

cp = subprocess.run(args,stdin=sys.stdin,stdout=sys.stdout,stderr=subprocess.PIPE,check=False)

if cp.returncode != 0 :
    print(cp.stderr, file=sys.stderr)
else:
    print("\nSuccess", file=sys.stderr)

#pdb.set_trace();

mdext.yml

meta:
toc:
  title: ToC
  baselevel: 2
  permalink: True
tables:
fenced_code:
footnotes:
attr_list:
def_list:
abbr:
admonition:
sane_lists:
pymdownx.betterem:
  smart_enable: all
pymdownx.superfences:
pymdownx.extrarawhtml:  
pymdownx.caret:
pymdownx.critic:
pymdownx.details:
#pymdownx.emoji:
#  emoji_generator: !!python/name:pymdownx.emoji.to_svg
pymdownx.inlinehilite:
pymdownx.magiclink:
pymdownx.mark:
pymdownx.smartsymbols:
pymdownx.tasklist:
  custom_checkbox: true
pymdownx.tilde:
mdx_include: