old_contents: import click
  
  from cses.cli import cli
  from cses.api import API
  from cses.db import DB
  
  @cli.command()
  @click.pass_context
  def configure(ctx):
      "Used to set the username and password that you use with cses.fi"
      api = ctx.ensure_object(API)
      db = ctx.ensure_object(DB)
      username = db.username
      while 1:
          username = click.prompt("Username", default=username)
          password = click.prompt("Password", hide_input=True)
          resp = api.auth(username, password)
          if resp["success"] == "yes":
              break
          else:
              if not click.confirm("Auth faield, try again", default=True):
                  ctx.fail("Could not authenticate")
      db.username = username
      db.password = password
  
new_contents: import click
  
  from cses.cli import cli
  from cses.api import API
  from cses.db import DB
  
  @cli.command()
  @click.pass_context
  def configure(ctx):
      "Used to set the username and password that you use with cses.fi"
      api = ctx.ensure_object(API)
      db = ctx.ensure_object(DB)
      username = db.username
      while 1:
          username = click.prompt("Username", default=username)
          password = click.prompt("Password", hide_input=True)
          resp = api.auth(username, password)
          if resp["success"] == "yes":
              break
          else:
              if not click.confirm("Auth failed, try again", default=True):
                  ctx.fail("Could not authenticate")
      db.username = username
      db.password = password
  
subject: fix typo in error message