setop/python-escpos
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use importlib_resources

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This commit is contained in:
Patrick Kanzler 2023-07-21 22:50:50 +02:00
parent 63f0829a74
commit cbe61bb984
3 changed files with 10 additions and 3 deletions
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1
doc/requirements.txt
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@ -9,3 +9,4 @@ docutils>=0.12
sphinxcontrib-spelling>=7.2.0 sphinxcontrib-spelling>=7.2.0
python-barcode>=0.11.0,<1 python-barcode>=0.11.0,<1
importlib-metadata importlib-metadata
importlib_resources

1
setup.cfg
View File

@ -48,6 +48,7 @@ install_requires =
argparse argparse
argcomplete argcomplete
future future
importlib_resources
setup_requires = setuptools_scm setup_requires = setuptools_scm
tests_require = tests_require =
jaconv jaconv

11
src/escpos/capabilities.py
View File

@ -1,13 +1,15 @@
import re import re
from os import environ, path from os import environ, path
import pkg_resources import atexit
import pickle import pickle
import logging import logging
import time import time
import importlib_resources
import six import six
import yaml import yaml
from contextlib import ExitStack
from tempfile import mkdtemp from tempfile import mkdtemp
import platform import platform
@ -20,10 +22,13 @@ pickle_dir = environ.get("ESCPOS_CAPABILITIES_PICKLE_DIR", mkdtemp())
pickle_path = path.join( pickle_path = path.join(
pickle_dir, "{v}.capabilities.pickle".format(v=platform.python_version()) pickle_dir, "{v}.capabilities.pickle".format(v=platform.python_version())
) )
# get a temporary file from pkg_resources if no file is specified in env # get a temporary file from importlib_resources if no file is specified in env
file_manager = ExitStack()
atexit.register(file_manager.close)
ref = importlib_resources.files(__name__) / "capabilities.json"
capabilities_path = environ.get( capabilities_path = environ.get(
"ESCPOS_CAPABILITIES_FILE", "ESCPOS_CAPABILITIES_FILE",
pkg_resources.resource_filename(__name__, "capabilities.json"), file_manager.enter_context(importlib_resources.as_file(ref)),
) )
# Load external printer database # Load external printer database