:doc:`S3 <../../s3>` / Resource / ObjectSummary

=============
ObjectSummary
=============



.. note::

  Before using anything on this page, please refer to the resources :doc:`user guide <../../../../guide/resources>` for the most recent guidance on using resources.



.. py:class:: S3.ObjectSummary(bucket_name,key)

  A resource representing an Amazon Simple Storage Service (S3) ObjectSummary::

    
    import boto3
    
    s3 = boto3.resource('s3')
    object_summary = s3.ObjectSummary('bucket_name','key')

  :type bucket_name: string
  :param bucket_name: The ObjectSummary's bucket_name identifier. This **must** be set.
  :type key: string
  :param key: The ObjectSummary's key identifier. This **must** be set.
  




-----------
Identifiers
-----------



Identifiers are properties of a resource that are set upon instantiation of the resource.
For more information about identifiers refer to the :ref:`Resources Introduction Guide<identifiers_attributes_intro>`.

These are the resource's available identifiers:

.. toctree::
  :maxdepth: 1
  :titlesonly:

  bucket_name
  key



----------
Attributes
----------



Attributes provide access to the properties of a resource. Attributes are lazy-loaded the first time one is accessed via the :py:meth:`load` method.
For more information about attributes refer to the :ref:`Resources Introduction Guide<identifiers_attributes_intro>`.

These are the resource's available attributes:

.. toctree::
  :maxdepth: 1
  :titlesonly:

  checksum_algorithm
  checksum_type
  e_tag
  last_modified
  owner
  restore_status
  size
  storage_class



-------
Actions
-------



Actions call operations on resources.  They may automatically handle the passing in of arguments set from identifiers and some attributes.
For more information about actions refer to the :ref:`Resources Introduction Guide<actions_intro>`.

These are the resource's available actions:

.. toctree::
  :maxdepth: 1
  :titlesonly:

  copy_from
  delete
  get
  get_available_subresources
  initiate_multipart_upload
  load
  put
  restore_object



-------------
Sub-resources
-------------



Sub-resources are methods that create a new instance of a child resource. This resource's identifiers get passed along to the child.
For more information about sub-resources refer to the :ref:`Resources Introduction Guide<subresources_intro>`.

These are the resource's available sub-resources:

.. toctree::
  :maxdepth: 1
  :titlesonly:

  Acl
  Bucket
  MultipartUpload
  Object
  Version



-------
Waiters
-------



Waiters provide an interface to wait for a resource to reach a specific state.
For more information about waiters refer to the :ref:`Resources Introduction Guide<waiters_intro>`.

These are the resource's available waiters:

.. toctree::
  :maxdepth: 1
  :titlesonly:

  wait_until_exists
  wait_until_not_exists
