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Add importlib.resources an as alternative for deprecated pkg_resources #413

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Add importlib.resources an as alternative for deprecated pkg_resources #413

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17 changes: 15 additions & 2 deletions stdnum/numdb.py
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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,20 @@

import re

from pkg_resources import resource_stream

try:
from importlib.resources import files

def get_resource_stream(name):
"""Return resource stream for given name"""
return files('stdnum').joinpath(name).open('rb')

except ImportError:
from functools import partial

from pkg_resources import resource_stream

get_resource_stream = partial(resource_stream, __name__)


_line_re = re.compile(
Expand Down Expand Up @@ -165,6 +178,6 @@ def get(name):
if name not in _open_databases:
import codecs
reader = codecs.getreader('utf-8')
with reader(resource_stream(__name__, name + '.dat')) as fp:
with reader(get_resource_stream(name + '.dat')) as fp:
_open_databases[name] = read(fp)
return _open_databases[name]