class CondaEnvException(Exception):
    pass


class EnvironmentFileNotFound(CondaEnvException):
    def __init__(self, filename, *args, **kwargs):
        msg = '{} file not found'.format(filename)
        self.filename = filename
        super(EnvironmentFileNotFound, self).__init__(msg, *args, **kwargs)

class CondaEnvException(Exception):
    pass


class EnvironmentFileNotFound(CondaEnvException):
    def __init__(self, filename, *args, **kwargs):
        msg = '{} file not found'.format(filename)
        self.filename = filename
        super(EnvironmentFileNotFound, self).__init__(msg, *args, **kwargs)


class EnvironmentFileNotDownloaded(CondaEnvException):
    def __init__(self, filename, *args, **kwargs):
        msg = '{} file not downloaded'.format(filename)
        self.filename = filename
        super(EnvironmentFileNotDownloaded, self).__init__(msg, *args, **kwargs)

Add environment not found exception
Add environment not found exception

  class CondaEnvException(Exception):
      pass
  
  
  class EnvironmentFileNotFound(CondaEnvException):
      def __init__(self, filename, *args, **kwargs):
          msg = '{} file not found'.format(filename)
          self.filename = filename
          super(EnvironmentFileNotFound, self).__init__(msg, *args, **kwargs)
  
+ 
+ class EnvironmentFileNotDownloaded(CondaEnvException):
+     def __init__(self, filename, *args, **kwargs):
+         msg = '{} file not downloaded'.format(filename)
+         self.filename = filename
+         super(EnvironmentFileNotDownloaded, self).__init__(msg, *args, **kwargs)
+ 
Add environment not found exception
## Code Before:
class CondaEnvException(Exception):
    pass


class EnvironmentFileNotFound(CondaEnvException):
    def __init__(self, filename, *args, **kwargs):
        msg = '{} file not found'.format(filename)
        self.filename = filename
        super(EnvironmentFileNotFound, self).__init__(msg, *args, **kwargs)

## Instruction:
Add environment not found exception
## Code After:
class CondaEnvException(Exception):
    pass


class EnvironmentFileNotFound(CondaEnvException):
    def __init__(self, filename, *args, **kwargs):
        msg = '{} file not found'.format(filename)
        self.filename = filename
        super(EnvironmentFileNotFound, self).__init__(msg, *args, **kwargs)


class EnvironmentFileNotDownloaded(CondaEnvException):
    def __init__(self, filename, *args, **kwargs):
        msg = '{} file not downloaded'.format(filename)
        self.filename = filename
        super(EnvironmentFileNotDownloaded, self).__init__(msg, *args, **kwargs)
