onlineParser/client_code/Parser/__init__.py

from ._anvil_designer import ParserTemplate
from anvil import *
import anvil.server
import anvil.tables as tables
import anvil.tables.query as q
from anvil.tables import app_tables

class Parser(ParserTemplate):
  def __init__(self, **properties):
    # Set Form properties and Data Bindings.
    self.init_components(**properties)

    # Any code you write here will run when the form opens.

  def check_yaml_click(self, **event_args):
    """This method is called when the button is clicked"""
    status, parsed_data, msg, lineno, colno = anvil.server.call('parse_yaml',self.input.text)
    
    output_text = parsed_data
    self.output.foreground = 'green'
    
    if status==1:
      self.output.foreground = 'red'
      output_text = ""
      index = 0
      for line in self.input.text.splitlines():
        output_text = output_text + line + '\n'
        if index == lineno:
          output_text = output_text + ' '*colno + '^' '\n'
          output_text = output_text + ' '*colno + 'HERE: ' + msg + ' ----------------------------------------\n'
        index+= 1
      
    self.output.text = output_text

  def check_json_click(self, **event_args):
    """This method is called when the button is clicked"""
    status, parsed_data, msg, lineno, colno = anvil.server.call('parse_json',self.input.text)
    
    output_text = parsed_data
    self.output.foreground = 'green'
    
    if status==1:
      self.output.foreground = 'red'
      output_text = ""
      index = 1
      for line in self.input.text.splitlines():
        output_text = output_text + line + '\n'
        index+= 1
        if index == lineno:
          output_text = output_text + ' '*colno + '^' '\n'
          output_text = output_text + ' '*colno + 'HERE: ' + msg + ' ----------------------------------------\n'
      
    self.output.text = output_text