"""class to convert datetime values"""

import datetime

class DatetimeConverter(object):
    """stuff"""

    _EPOCH_0 = datetime.datetime(1970, 1, 1)

    def __init__(self):
        """stuff"""

        pass

    @staticmethod
    def get_tomorrow():
        """stuff"""

        return datetime.datetime.today() + datetime.timedelta(days=1)

    @classmethod
    def get_timestamp(cls, datetime_obj):
        """helper method to return timestamp fo datetime object"""

        return (datetime_obj - cls._EPOCH_0).total_seconds()

    @classmethod
    def get_tomorrow_timestamp(cls):
        """stuff"""

        return cls.get_timestamp(cls.get_tomorrow())

"""class to convert datetime values"""

import datetime

class DatetimeConverter(object):
    """stuff"""

    _EPOCH_0 = datetime.datetime(1970, 1, 1)

    def __init__(self):
        """stuff"""

        pass

    @staticmethod
    def get_tomorrow():
        """stuff"""

        return datetime.datetime.today() + datetime.timedelta(days=1)

    @staticmethod
    def get_yesterday():

        return datetime.datetime.today() - datetime.timedelta(days=1)

    @classmethod
    def get_timestamp(cls, datetime_obj):
        """helper method to return timestamp fo datetime object"""

        return (datetime_obj - cls._EPOCH_0).total_seconds()

    @classmethod
    def get_tomorrow_timestamp(cls):
        """stuff"""

        return cls.get_timestamp(cls.get_tomorrow())

    @classmethod
    def get_yesterday_timestamp(cls):

        return cls.get_timestamp(cls.get_yesterday())

Add utility methods for yesterday's date
Add utility methods for yesterday's date

  """class to convert datetime values"""
  
  import datetime
  
  class DatetimeConverter(object):
      """stuff"""
  
      _EPOCH_0 = datetime.datetime(1970, 1, 1)
  
      def __init__(self):
          """stuff"""
  
          pass
  
      @staticmethod
      def get_tomorrow():
          """stuff"""
  
          return datetime.datetime.today() + datetime.timedelta(days=1)
  
+     @staticmethod
+     def get_yesterday():
+ 
+         return datetime.datetime.today() - datetime.timedelta(days=1)
+ 
      @classmethod
      def get_timestamp(cls, datetime_obj):
          """helper method to return timestamp fo datetime object"""
  
          return (datetime_obj - cls._EPOCH_0).total_seconds()
  
      @classmethod
      def get_tomorrow_timestamp(cls):
          """stuff"""
  
          return cls.get_timestamp(cls.get_tomorrow())
  
+     @classmethod
+     def get_yesterday_timestamp(cls):
+ 
+         return cls.get_timestamp(cls.get_yesterday())
+ 
Add utility methods for yesterday's date
## Code Before:
"""class to convert datetime values"""

import datetime

class DatetimeConverter(object):
    """stuff"""

    _EPOCH_0 = datetime.datetime(1970, 1, 1)

    def __init__(self):
        """stuff"""

        pass

    @staticmethod
    def get_tomorrow():
        """stuff"""

        return datetime.datetime.today() + datetime.timedelta(days=1)

    @classmethod
    def get_timestamp(cls, datetime_obj):
        """helper method to return timestamp fo datetime object"""

        return (datetime_obj - cls._EPOCH_0).total_seconds()

    @classmethod
    def get_tomorrow_timestamp(cls):
        """stuff"""

        return cls.get_timestamp(cls.get_tomorrow())

## Instruction:
Add utility methods for yesterday's date
## Code After:
"""class to convert datetime values"""

import datetime

class DatetimeConverter(object):
    """stuff"""

    _EPOCH_0 = datetime.datetime(1970, 1, 1)

    def __init__(self):
        """stuff"""

        pass

    @staticmethod
    def get_tomorrow():
        """stuff"""

        return datetime.datetime.today() + datetime.timedelta(days=1)

    @staticmethod
    def get_yesterday():

        return datetime.datetime.today() - datetime.timedelta(days=1)

    @classmethod
    def get_timestamp(cls, datetime_obj):
        """helper method to return timestamp fo datetime object"""

        return (datetime_obj - cls._EPOCH_0).total_seconds()

    @classmethod
    def get_tomorrow_timestamp(cls):
        """stuff"""

        return cls.get_timestamp(cls.get_tomorrow())

    @classmethod
    def get_yesterday_timestamp(cls):

        return cls.get_timestamp(cls.get_yesterday())
