def delete_policy(PolicyId=None):
    """
    Deletes the specified policy from your organization. Before you perform this operation, you must first detach the policy from all OUs, roots, and accounts.
    This operation can be called only from the organization's master account.
    See also: AWS API Documentation
    
    
    :example: response = client.delete_policy(
        PolicyId='string'
    )
    
    
    :type PolicyId: string
    :param PolicyId: [REQUIRED]
            The unique identifier (ID) of the policy that you want to delete. You can get the ID from the ListPolicies or ListPoliciesForTarget operations.
            The regex pattern for a policy ID string requires 'p-' followed by from 8 to 128 lower-case letters or digits.
            

    """
    pass
