'Create a new placement group for your account.
This will create the placement group within the region you
are currently connected to.
:type name: string
:param name: The name of the new placement group
:type strategy: string
:param strategy: The placement strategy of the new placement group.
Currently, the only acceptable value is "cluster".
:type dry_run: bool
:param dry_run: Set to True if the operation should not actually run.
:rtype: bool
:return: True if successful'

def create_placement_group(self, name, strategy='cluster', dry_run=False):

    params = {'GroupName': name, 'Strategy': strategy}
    if dry_run:
        params['DryRun'] = 'true'
    group = self.get_status('CreatePlacementGroup', params, verb='POST')
    return group
