Source.Worker.printer Namespace Reference

Classes
class	EPrinter
	Supported printers. More...
class	Printer
	Class create bons and printout. More...

Functions
bool	is_ip_address (str s)
	Checks if a string is a network address.

Variables
dict	D_PRINTER
float	F_PRINTER_PRINT_DELAY = 0.75
float	F_PRINTER_SLEEP_TIME = 0.2
	log = logging.getLogger(__title__)
str	S_PRINT_ERROR_FILE = "FailedPrints.csv"

Detailed Description

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Function Documentation

is_ip_address()

bool is_ip_address

(

str

s

)

Checks if a string is a network address.

Parameters

s	: string to check

Returns

status if is ip address

Definition at line 61 of file printer.py.

def is_ip_address(s: str) -> bool:
    """!
    @brief Checks if a string is a network address.
    @param s : string to check
    @return status if is ip address
    """
    return re.fullmatch(r'(\d{1,3}\.){3}\d{1,3}(:\d+)?', s) is not None  # IPv4 with optional port
 
 

Variable Documentation

D_PRINTER

dict D_PRINTER

Initial value:

=  {
    EPrinter.EPSON: {EPaper.WIDTH_58_MM.name: 34,
                     EPaper.WIDTH_80_MM.name: 48},
    EPrinter.PROLIFIC: {EPaper.WIDTH_58_MM.name: 30,
                        EPaper.WIDTH_80_MM.name: 44},
    EPrinter.DEFAULT: {EPaper.WIDTH_58_MM.name: 30,  # max length of 58 mm paper
                       EPaper.WIDTH_80_MM.name: 44}  # auto line break or max length of 80mm paper
}

Definition at line 47 of file printer.py.

F_PRINTER_PRINT_DELAY

float F_PRINTER_PRINT_DELAY = 0.75

Definition at line 57 of file printer.py.

F_PRINTER_SLEEP_TIME

float F_PRINTER_SLEEP_TIME = 0.2

Definition at line 56 of file printer.py.

log

log = logging.getLogger(__title__)

Definition at line 35 of file printer.py.

S_PRINT_ERROR_FILE

str S_PRINT_ERROR_FILE = "FailedPrints.csv"

Definition at line 58 of file printer.py.