python类utils()的实例源码

def add_glacier_checksums(params, **kwargs):
    """Add glacier checksums to the http request.

    This will add two headers to the http request:

        * x-amz-content-sha256
        * x-amz-sha256-tree-hash

    These values will only be added if they are not present
    in the HTTP request.

    """
    request_dict = params
    headers = request_dict['headers']
    body = request_dict['body']
    if isinstance(body, six.binary_type):
        # If the user provided a bytes type instead of a file
        # like object, we're temporarily create a BytesIO object
        # so we can use the util functions to calculate the
        # checksums which assume file like objects.  Note that
        # we're not actually changing the body in the request_dict.
        body = six.BytesIO(body)
    starting_position = body.tell()
    if 'x-amz-content-sha256' not in headers:
        headers['x-amz-content-sha256'] = utils.calculate_sha256(
            body, as_hex=True)
    body.seek(starting_position)
    if 'x-amz-sha256-tree-hash' not in headers:
        headers['x-amz-sha256-tree-hash'] = utils.calculate_tree_hash(body)
    body.seek(starting_position)

def add_glacier_checksums(params, **kwargs):
    """Add glacier checksums to the http request.

    This will add two headers to the http request:

        * x-amz-content-sha256
        * x-amz-sha256-tree-hash

    These values will only be added if they are not present
    in the HTTP request.

    """
    request_dict = params
    headers = request_dict['headers']
    body = request_dict['body']
    if isinstance(body, six.binary_type):
        # If the user provided a bytes type instead of a file
        # like object, we're temporarily create a BytesIO object
        # so we can use the util functions to calculate the
        # checksums which assume file like objects.  Note that
        # we're not actually changing the body in the request_dict.
        body = six.BytesIO(body)
    starting_position = body.tell()
    if 'x-amz-content-sha256' not in headers:
        headers['x-amz-content-sha256'] = utils.calculate_sha256(
            body, as_hex=True)
    body.seek(starting_position)
    if 'x-amz-sha256-tree-hash' not in headers:
        headers['x-amz-sha256-tree-hash'] = utils.calculate_tree_hash(body)
    body.seek(starting_position)

def document_glacier_tree_hash_checksum():
    doc = '''
        This is a required field.

        Ideally you will want to compute this value with checksums from
        previous uploaded parts, using the algorithm described in
        `Glacier documentation <http://docs.aws.amazon.com/amazonglacier/latest/dev/checksum-calculations.html>`_.

        But if you prefer, you can also use botocore.utils.calculate_tree_hash()
        to compute it from raw file by::

            checksum = calculate_tree_hash(open('your_file.txt', 'rb'))

        '''
    return AppendParamDocumentation('checksum', doc).append_documentation

def add_glacier_checksums(params, **kwargs):
    """Add glacier checksums to the http request.

    This will add two headers to the http request:

        * x-amz-content-sha256
        * x-amz-sha256-tree-hash

    These values will only be added if they are not present
    in the HTTP request.

    """
    request_dict = params
    headers = request_dict['headers']
    body = request_dict['body']
    if isinstance(body, six.binary_type):
        # If the user provided a bytes type instead of a file
        # like object, we're temporarily create a BytesIO object
        # so we can use the util functions to calculate the
        # checksums which assume file like objects.  Note that
        # we're not actually changing the body in the request_dict.
        body = six.BytesIO(body)
    starting_position = body.tell()
    if 'x-amz-content-sha256' not in headers:
        headers['x-amz-content-sha256'] = utils.calculate_sha256(
            body, as_hex=True)
    body.seek(starting_position)
    if 'x-amz-sha256-tree-hash' not in headers:
        headers['x-amz-sha256-tree-hash'] = utils.calculate_tree_hash(body)
    body.seek(starting_position)

def add_glacier_checksums(params, **kwargs):
    """Add glacier checksums to the http request.

    This will add two headers to the http request:

        * x-amz-content-sha256
        * x-amz-sha256-tree-hash

    These values will only be added if they are not present
    in the HTTP request.

    """
    request_dict = params
    headers = request_dict['headers']
    body = request_dict['body']
    if isinstance(body, six.binary_type):
        # If the user provided a bytes type instead of a file
        # like object, we're temporarily create a BytesIO object
        # so we can use the util functions to calculate the
        # checksums which assume file like objects.  Note that
        # we're not actually changing the body in the request_dict.
        body = six.BytesIO(body)
    starting_position = body.tell()
    if 'x-amz-content-sha256' not in headers:
        headers['x-amz-content-sha256'] = utils.calculate_sha256(
            body, as_hex=True)
    body.seek(starting_position)
    if 'x-amz-sha256-tree-hash' not in headers:
        headers['x-amz-sha256-tree-hash'] = utils.calculate_tree_hash(body)
    body.seek(starting_position)

def add_glacier_checksums(params, **kwargs):
    """Add glacier checksums to the http request.

    This will add two headers to the http request:

        * x-amz-content-sha256
        * x-amz-sha256-tree-hash

    These values will only be added if they are not present
    in the HTTP request.

    """
    request_dict = params
    headers = request_dict['headers']
    body = request_dict['body']
    if isinstance(body, six.binary_type):
        # If the user provided a bytes type instead of a file
        # like object, we're temporarily create a BytesIO object
        # so we can use the util functions to calculate the
        # checksums which assume file like objects.  Note that
        # we're not actually changing the body in the request_dict.
        body = six.BytesIO(body)
    starting_position = body.tell()
    if 'x-amz-content-sha256' not in headers:
        headers['x-amz-content-sha256'] = utils.calculate_sha256(
            body, as_hex=True)
    body.seek(starting_position)
    if 'x-amz-sha256-tree-hash' not in headers:
        headers['x-amz-sha256-tree-hash'] = utils.calculate_tree_hash(body)
    body.seek(starting_position)

def add_glacier_checksums(params, **kwargs):
    """Add glacier checksums to the http request.

    This will add two headers to the http request:

        * x-amz-content-sha256
        * x-amz-sha256-tree-hash

    These values will only be added if they are not present
    in the HTTP request.

    """
    request_dict = params
    headers = request_dict['headers']
    body = request_dict['body']
    if isinstance(body, six.binary_type):
        # If the user provided a bytes type instead of a file
        # like object, we're temporarily create a BytesIO object
        # so we can use the util functions to calculate the
        # checksums which assume file like objects.  Note that
        # we're not actually changing the body in the request_dict.
        body = six.BytesIO(body)
    starting_position = body.tell()
    if 'x-amz-content-sha256' not in headers:
        headers['x-amz-content-sha256'] = utils.calculate_sha256(
            body, as_hex=True)
    body.seek(starting_position)
    if 'x-amz-sha256-tree-hash' not in headers:
        headers['x-amz-sha256-tree-hash'] = utils.calculate_tree_hash(body)
    body.seek(starting_position)