� e fW�@swdZdddgZddlZddlmZdd�Zdd d�Zd ddd�Zddddd �ZdS)z1Various types of useful iterators and generators.�body_line_iterator�typed_subpart_iterator�walk�N)�StringIOccs>|V|j�r:x&|j�D]}|j�DdHqWndS)z�Walk over the message tree, yielding each subpart. The walk is performed in depth-first order. This method is a generator. N)�is_multipart�get_payloadr)�self�subpart�r �4/opt/alt/python34/lib64/python3.4/email/iterators.pyrsFccsNxG|j�D]9}|jd|�}t|t�r t|�DdHq q WdS)z�Iterate over the parts, returning string payloads line-by-line. Optional decode (default False) is passed through to .get_payload(). �decodeN)rr� isinstance�strr)�msgrr Zpayloadr r rr"s�textccsVxO|j�D]A}|j�|kr |dksC|j�|krN|VqNq q WdS)z�Iterate over the subparts with a given MIME type. Use `maintype' as the main MIME type to match against; this defaults to "text". Optional `subtype' is the MIME subtype to match against; if omitted, only the main type is matched. N)rZget_content_maintypeZget_content_subtype)rZmaintype�subtyper r r rr-scCs�|dkrtj}nd|d}t||j�ddd|�|ritd|j�d|�n td|�|j�r�x.|j�D]}t|||d|�q�WndS) zA handy debugging aidN� ��end��filez [%s]�)�sys�stdout�printZget_content_typeZget_default_typerr� _structure)r�fp�levelZinclude_defaultZtabr r r rr;s r) �__doc__�__all__r�iorrrrrr r r r�s