class AzureBlob::Client

def put_blob_multiple(key, content, options = {})
  content = StringIO.new(content) if content.is_a? String
  block_size = options[:block_size] || DEFAULT_BLOCK_SIZE
  block_count = (content.size.to_f / block_size).ceil
  block_ids = block_count.times.map do |i|
    put_blob_block(key, i, content.read(block_size))
  end
  commit_blob_blocks(key, block_ids, options)
end