For bt4 on #django IRC

form.py

class MyForm(Form):
	def __init__(self, request, *args, **kwargs):
		user = request.user
		super(MyForm, self).__init__(*args, **kwargs)
		def my_fake_validator(value):
			return my_real_validator(value, user)
		# can't remember if this is the right syntax
		self.fields['myfield'].validators.append(my_fake_validator)