Capabilities¶
Module escpos.capabilities
- exception escpos.capabilities.NotSupported[source]¶
Bases:
Exception
Raised if a requested feature is not supported by the printer profile.
- args¶
- with_traceback()¶
Exception.with_traceback(tb) – set self.__traceback__ to tb and return self.
- class escpos.capabilities.BaseProfile[source]¶
Bases:
object
This represents a printer profile.
A printer profile knows about the number of columns, supported features, colors and more.
- profile_data: Dict[str, Any] = {}¶
- escpos.capabilities.get_profile(name: Optional[str] = None, **kwargs)[source]¶
Get the profile by name; if no name is given, return the default profile.
- escpos.capabilities.get_profile_class(name: str)[source]¶
For the given profile name, load the data from the external database, then generate dynamically a class.
- class escpos.capabilities.Profile(columns=None, features=None)[source]¶
Bases:
escpos.capabilities.DefaultProfile
For users, who want to provide their profile
- get_code_pages()¶
Return the support code pages as a
{name: index}
dict.
- get_font(font) int ¶
Return the escpos index for font. Makes sure that the requested font is valid.
- profile_data: Dict[str, Any] = {'codePages': {'0': 'CP437', '1': 'CP932', '11': 'CP851', '12': 'CP853', '13': 'CP857', '14': 'CP737', '15': 'ISO_8859-7', '16': 'CP1252', '17': 'CP866', '18': 'CP852', '19': 'CP858', '2': 'CP850', '20': 'Unknown', '21': 'CP874', '22': 'Unknown', '23': 'Unknown', '24': 'Unknown', '25': 'Unknown', '254': 'Unknown', '255': 'Unknown', '26': 'Unknown', '3': 'CP860', '30': 'TCVN-3-1', '31': 'TCVN-3-2', '32': 'CP720', '33': 'CP775', '34': 'CP855', '35': 'CP861', '36': 'CP862', '37': 'CP864', '38': 'CP869', '39': 'ISO_8859-2', '4': 'CP863', '40': 'ISO_8859-15', '41': 'CP1098', '42': 'CP774', '43': 'CP772', '44': 'CP1125', '45': 'CP1250', '46': 'CP1251', '47': 'CP1253', '48': 'CP1254', '49': 'CP1255', '5': 'CP865', '50': 'CP1256', '51': 'CP1257', '52': 'CP1258', '53': 'RK1048', '6': 'Unknown', '66': 'Unknown', '67': 'Unknown', '68': 'Unknown', '69': 'Unknown', '7': 'Unknown', '70': 'Unknown', '71': 'Unknown', '72': 'Unknown', '73': 'Unknown', '74': 'Unknown', '75': 'Unknown', '8': 'Unknown', '82': 'Unknown'}, 'colors': {'0': 'black'}, 'features': {'barcodeA': True, 'barcodeB': True, 'bitImageColumn': True, 'bitImageRaster': True, 'graphics': True, 'highDensity': True, 'paperFullCut': True, 'paperPartCut': True, 'pdf417Code': True, 'pulseBel': False, 'pulseStandard': True, 'qrCode': True, 'starCommands': False}, 'fonts': {'0': {'columns': 42, 'name': 'Font A'}, '1': {'columns': 56, 'name': 'Font B'}}, 'media': {'width': {'mm': 'Unknown', 'pixels': 'Unknown'}}, 'name': 'Default', 'notes': 'Default ESC/POS profile, suitable for standards-compliant or Epson-branded printers. This profile allows the use of standard ESC/POS features, and can encode a variety of code pages.\n', 'vendor': 'Generic'}¶
- supports(feature)¶
Return true/false for the given feature.