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"""
Interface module defining a url storage API.
"""
import abc
class Storage(object, metaclass=abc.ABCMeta):
@abc.abstractmethod
def get_item(self, key):
"""
Return the tus url of a file, identified by the key specified.
:Args:
- key[str]: The unique id for the stored item (in this case, url)
:Returns: url[str]
"""
pass
@abc.abstractmethod
def set_item(self, key, value):
"""
Store the url value under the unique key.
:Args:
- key[str]: The unique id to which the item (in this case, url) would be stored.
- value[str]: The actual url value to be stored.
"""
pass
@abc.abstractmethod
def remove_item(self, key):
"""
Remove/Delete the url value under the unique key from storage.
"""
pass
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