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Edit File: protocol_loop.cpython-310.pyc
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This may throw a SerialException if the port cannot be opened. zPort is already open.Nz.Port must be configured before it can be used.T)�is_openr r r �Queuer �_port�from_url�port�_reconfigure_port�_dsrdtr�_update_dtr_state�_rtscts�_update_rts_state�reset_input_buffer�reset_output_buffer�r r r r �open6 s z Serial.openc sD | j rd| _ z| j�d � W n tjy Y nw tt| ��� d S )NF)r! r � put_nowait�Fullr r �closer- r r r r1 Q s �z Serial.closec C sP t | jtj�rd| j k rdk sn td�| j���| jr&| j�d� dS dS )zx Set communication parameters on opened port. For the loop:// protocol all settings are ignored! r l zinvalid baudrate: {!r}z_reconfigure_port()N)� isinstance� _baudrate�numbers�Integral� ValueError�formatr r r- r r r r& Z s &�zSerial._reconfigure_portc C s� t �|�}|jdkrtd�|j���z6t �|jd��� D ])\}}|dkr?t� � t� d�| _ | j � t |d � | j �d� q td�|���W d S ty[ } ztd �|���d }~ww ) z(extract host and port from an URL string�loopznexpected a string in the form "loop://[?logging={debug|info|warning|error}]": not starting with loop:// ({!r})T�loggingz pySerial.loopr zenabled loggingzunknown option: {!r}zPexpected a string in the form "loop://[?logging={debug|info|warning|error}]": {}N)�urlparse�urlsplit�schemer r7 �parse_qs�query�itemsr9 � basicConfig� getLoggerr �setLevel� LOGGER_LEVELSr r6 )r �url�parts�option�values�er r r r$ e s, � ����zSerial.from_urlc C �4 | j st� �| jr| j�d�| j�� �� | j�� S )z9Return the number of bytes currently in the input buffer.zin_waiting -> {:d}�r! r r r r7 r �qsizer- r r r � in_waiting~ � zSerial.in_waiting� c C s� | j st� �| jdur| jdkrt�� | j }nd}t� }|dkrr| j rrz | jj| jd�}W n tjyB | jdkr@Y t |�S Y nw |durP||7 }|d8 }n t |�S |rkt�� |krk| jrf| j� d� t |�S |dkrr| j s$t |�S )z� Read size bytes from the serial port. If a timeout is set it may return less characters as requested. With no timeout it will block until the requested number of bytes is read. Nr ��timeoutrN z read timeout) r! r �_timeout�time� bytearrayr �get�Emptyr r �bytes)r �sizerP �data�br r r �read� s6 �� � �z Serial.readc C s | j �d � d S )N)r r/ r- r r r � cancel_read� s zSerial.cancel_readc C s d| _ d S )NT)r r- r r r � cancel_write� s zSerial.cancel_writec C s� d| _ | js t� �t|�}dt|� | j }| jdurF|| jkrF| j}|dkr=| j s=t�t |d�� |d8 }|dkr=| j r*| j rBdS t d��t |�D ] }| j j || jd� qJt|�S )z� Output the given byte string over the serial port. Can block if the connection is blocked. May raise SerialException if the connection is closed. Fg $@Nr g �?z Write timeoutrO )r r! r r �lenr3 �_write_timeoutrR �sleep�minr r r �put)r rX �time_used_to_send� time_left�byter r r �write� s" � z Serial.writec C �` | j st� �| jr| j�d� z| j�� r"| j�� | j�� sW dS W dS tjy/ Y dS w )z9Clear input buffer, discarding all that is in the buffer.zreset_input_buffer()N�r! r r r r rK � get_nowaitrU r- r r r r+ � s ��zSerial.reset_input_bufferc C rf )zs Clear output buffer, aborting the current output and discarding all that is in the buffer. zreset_output_buffer()Nrg r- r r r r, � s ��zSerial.reset_output_bufferc C rI )z0Return how many bytes the in the outgoing bufferzout_waiting -> {:d}rJ r- r r r � out_waiting� rM zSerial.out_waitingc C �" | j r| j �d�| j�� dS dS )z[ Set break: Controls TXD. When active, to transmitting is possible. z_update_break_state({!r})N)r r r7 � _break_stater- r r r �_update_break_state� s �zSerial._update_break_statec C rj )z)Set terminal status line: Request To Sendz'_update_rts_state({!r}) -> state of CTSN)r r r7 � _rts_stater- r r r r* � � �zSerial._update_rts_statec C rj )z-Set terminal status line: Data Terminal Readyz'_update_dtr_state({!r}) -> state of DSRN�r r r7 � _dtr_stater- r r r r( � rn zSerial._update_dtr_statec C s, | j st� �| jr| j�d�| j�� | jS )z(Read terminal status line: Clear To SendzCTS -> state of RTS ({!r}))r! r r r r7 rm r- r r r �cts s z Serial.ctsc C s | j r | j �d�| j�� | jS )z)Read terminal status line: Data Set ReadyzDSR -> state of DTR ({!r})ro r- r r r �dsr s z Serial.dsrc C �" | j st� �| jr| j�d� dS )z)Read terminal status line: Ring Indicatorzreturning dummy for RIF�r! r r r r- r r r �ri � z Serial.ric C rs )z)Read terminal status line: Carrier Detectzreturning dummy for CDTrt r- r r r �cd rv z Serial.cd)rN )�__name__� __module__� __qualname__�__doc__� BAUDRATESr r. r1 r& r$ �propertyrL rZ r[ r\ re r+ r, ri rl r* r( rq rr ru rw � __classcell__r r r r r ) s: ! r �__main__zloop://z{} z write... zhello z read: {!r} � )!� __future__r r9 r4 rR r: � ImportError� urllib.parse�parser r" �serial.serialutilr r r r r r �DEBUG�INFO�WARNING�ERRORrC r rx �sys�s�stdoutre r7 �flushrZ r1 r r r r �<module> sB � � � �