old_contents: #!/usr/bin/env python3
  """
  A program to extract all text sent by a particular user from a Telegram chat log which is in json form
  """
  import argparse
  from json import loads
  
  def main():
  
      parser = argparse.ArgumentParser(
          description="Extract raw text sent by a user from a json telegram chat log")
      parser.add_argument(
          'filepath', help='the json file to analyse')
      parser.add_argument(
          'username', help='the username of the person whose text you want')
  
      args=parser.parse_args()
      filepath = args.filepath
      username = args.username
  
      user_id = ""
  
      #first, get the ID of the user with that username.
      with open(filepath, 'r') as jsonfile:
          events = (loads(line) for line in jsonfile)
          for event in events:
          #check the event is the sort we're looking for
              if "from" in event and "text" in event:
                  if "username" in event["from"]:
                      #do i need "from" here?
                      if event["from"]["username"] == username:
                          #print(event["text"])
                          print(event['from']['id'])
                          user_id = event['from']['id']
                          break
      if user_id == "":
          print("user not found")
          exit()
  
      with open(filepath, 'r') as jsonfile:
          events = (loads(line) for line in jsonfile)
          for event in events:
          #check the event is the sort we're looking for
              if "from" in event and "text" in event:
                  if user_id == event["from"]["id"]:
                      print(event["text"])
  
  if __name__ == "__main__":
      main()
  
new_contents: #!/usr/bin/env python3
  """
  A program to extract all text sent by a particular user from a Telegram chat log which is in json form
  """
  import argparse
  from json import loads
  
  def main():
  
      parser = argparse.ArgumentParser(
          description="Extract raw text sent by a user from a json telegram chat log")
      parser.add_argument(
          'filepath', help='the json file to analyse')
      parser.add_argument(
          'username', help='the username of the person whose text you want, case insensitive')
  
      args=parser.parse_args()
      filepath = args.filepath
      username = args.username.lower()
  
      user_id = ""
  
      #first, get the ID of the user with that username.
      with open(filepath, 'r') as jsonfile:
          events = (loads(line) for line in jsonfile)
          for event in events:
          #check the event is the sort we're looking for
              if "from" in event and "text" in event:
                  if "username" in event["from"]:
                      #do i need "from" here?
                      if event["from"]["username"].lower() == username:
                          #print(event["text"])
                          print(event['from']['id'])
                          user_id = event['from']['id']
                          break
      if user_id == "":
          print("user not found")
          exit()
  
      with open(filepath, 'r') as jsonfile:
          events = (loads(line) for line in jsonfile)
          for event in events:
          #check the event is the sort we're looking for
              if "from" in event and "text" in event:
                  if user_id == event["from"]["id"]:
                      print(event["text"])
  
  if __name__ == "__main__":
      main()
  
subject: make username case insensitive