Getting Known Error In Django In model

Model.py

   from django.db import models
 class Albums(models.Model):
     artist = models.CharField(max_lenght=250)
     Albums_Name = models.CharField(max_lenght = 500)
     Album_logo = models.CharField(max_lenght = 250)
 class Songs(models.Model):
     albums=models.ForeignKey(Albums,on_delete=models.CASCADE)
     file_type = models.CharField(max_lenght = 500)
     Song_title = models.CharField(max_lenght = 500)

setting.py

INSTALLED_APPS = [
    'Ganaana.apps.GanaanaConfig',
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles', ]

error: Command using:python manage.py makemigrations Ganaana Traceback (most recent call last): File "manage.py", line 22, in execute_from_command_line(sys.argv) File "C:\Program Files\Python36\lib\site-packages\django-1.11.5-
py3.6.egg\django\core\management__init__.py", line 364, in execut e_from_command_line utility.execute() File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django\core\management__init__.py", line 338, in execute django.setup() File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django__init__.py", line 27, in setup apps.populate(settings.INSTALLED_APPS) File "C:\Program Files\Python36\lib\site-packages\django-1.11.5 py3.6.egg\django\apps\registry.py", line 108, in populate app_config.import_models() File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django\apps\config.py", line 202, in import_models self.models_module = import_module(models_module_name) File "C:\Program Files\Python36\lib\importlib__init__.py", line 126, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "", line 978, in _gcd_import File "", line 961, in _find_and_load File "", line 950, in _find_and_load_unlocked File "", line 655, in _load_unlocked File "", line 678, in exec_module File "", line 205, in _call_with_frames_removed File "E:\PythonDjango\website\Ganaana\models.py", line 4, in class Albums(models.Model): File "E:\PythonDjango\website\Ganaana\models.py", line 5, in Albums artist = models.CharField(self,max_lenght = 250) NameError: name 'self' is not defined PS E:\PythonDjango\website> python manage.py makemigration Ganaana Traceback (most recent call last): File "manage.py", line 22, in execute_from_command_line(sys.argv) File "C:\Program Files\Python36\lib\site-packages\django-1.11.5-
py3.6.egg\django\core\management__init__.py", line 364, in execut e_from_command_line utility.execute() File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django\core\management__init__.py", line 338, in execute django.setup() File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django__init__.py", line 27, in setup apps.populate(settings.INSTALLED_APPS) File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django\apps\registry.py", line 108, in populate app_config.import_models() File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django\apps\config.py", line 202, in import_models self.models_module = import_module(models_module_name) File "C:\Program Files\Python36\lib\importlib__init__.py", line 126, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "", line 978, in _gcd_import File "", line 961, in _find_and_load File "", line 950, in _find_and_load_unlocked PS E:\PythonDjango\website> python manage.py makemigration Ganaana Traceback (most recent call last): File "manage.py", line 22, in execute_from_command_line(sys.argv) File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django\core\management__init__.py", line 364, in execut e_from_command_line utility.execute() File "C:\Program Files\Python36\lib\site-packages\django-1.11.5-
py3.6.egg\django\core\management__init__.py", line 338, in execute django.setup() File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django__init__.py", line 27, in setup apps.populate(settings.INSTALLED_APPS) File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django\apps\registry.py", line 108, in populate app_config.import_models() File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django\apps\config.py", line 202, in import_models self.models_module = import_module(models_module_name) File "C:\Program Files\Python36\lib\importlib__init__.py", line 126, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "", line 978, in _gcd_import File "", line 961, in _find_and_load File "", line 950, in _find_and_load_unlocked File "", line 655, in _load_unlocked File "", line 678, in exec_module File "", line 205, in _call_with_frames_removed File "E:\PythonDjango\website\Ganaana\models.py", line 4, in class Albums(models.Model): File "E:\PythonDjango\website\Ganaana\models.py", line 5, in Albums artist = models.CharField(max_lenght=250) File "C:\Program Files\Python36\lib\site-packages\django-1.11.5- py3.6.egg\django\db\models\fields__init__.py", line 1061, in init super(CharField, self).init(*args, **kwargs) TypeError: init() got an unexpected keyword argument 'max_lenght' I dont understand my error? I have given a right name still getting error? can anybody identify the error