code: def get_template(template_name,fields=None):
      '''get_template will return a template in the template folder,
      with some substitutions (eg, {'{{ graph | safe }}':"fill this in!"}
      '''
      template = None
      if not template_name.endswith('.html'):
          template_name = "%s.html" %(template_name)
      here = "%s/cli/app/templates" %(get_installdir())
      template_path = "%s/%s" %(here,template_name)
      if os.path.exists(template_path):
          template = ''.join(read_file(template_path))
      if fields is not None:
          for tag,sub in fields.items():
              template = template.replace(tag,sub)
      return templatf get_template(template_name,fields=None):
      '''get_template will return a template in the template folder,
      with some substitutions (eg, {'{{ graph | safe }}':"fill this in!"}
      '''
      template = None
      if not template_name.endswith('.html'):
          template_name = "%s.html" %(template_name)
      here = "%s/cli/app/templates" %(get_installdir())
      template_path = "%s/%s" %(here,template_name)
      if os.path.exists(template_path):
          template = ''.join(read_file(template_path))
      if fields is not None:
          for tag,sub in fields.items():
              template = template.replace(tag,sub)
      return template
docs: get_template will return a template in the template folder,
      with some substitutions (eg, {'{{ graph | safe }}':"fill this in!"}