FeatureEnVi: Visual Analytics for Feature Engineering Using Stepwise Selection and Semi-Automatic Extraction Approaches https://doi.org/10.1109/TVCG.2022.3141040
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FeatureEnVi/backend/venv/lib/python3.7/site-packages/bson/py3compat.py

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2.7 KiB

# Copyright 2009-present MongoDB, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you
# may not use this file except in compliance with the License. You
# may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied. See the License for the specific language governing
# permissions and limitations under the License.
"""Utility functions and definitions for python3 compatibility."""
import sys
PY3 = sys.version_info[0] == 3
if PY3:
import codecs
import collections.abc as abc
import _thread as thread
from abc import ABC, abstractmethod
from io import BytesIO as StringIO
def abstractproperty(func):
return property(abstractmethod(func))
MAXSIZE = sys.maxsize
imap = map
def b(s):
# BSON and socket operations deal in binary data. In
# python 3 that means instances of `bytes`. In python
# 2.7 you can create an alias for `bytes` using
# the b prefix (e.g. b'foo').
# See http://python3porting.com/problems.html#nicer-solutions
return codecs.latin_1_encode(s)[0]
def bytes_from_hex(h):
return bytes.fromhex(h)
def iteritems(d):
return iter(d.items())
def itervalues(d):
return iter(d.values())
def reraise(exctype, value, trace=None):
raise exctype(str(value)).with_traceback(trace)
def reraise_instance(exc_instance, trace=None):
raise exc_instance.with_traceback(trace)
def _unicode(s):
return s
text_type = str
string_type = str
integer_types = int
else:
import collections as abc
import thread
from abc import ABCMeta, abstractproperty
from itertools import imap
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
ABC = ABCMeta('ABC', (object,), {})
MAXSIZE = sys.maxint
def b(s):
# See comments above. In python 2.x b('foo') is just 'foo'.
return s
def bytes_from_hex(h):
return h.decode('hex')
def iteritems(d):
return d.iteritems()
def itervalues(d):
return d.itervalues()
def reraise(exctype, value, trace=None):
_reraise(exctype, str(value), trace)
def reraise_instance(exc_instance, trace=None):
_reraise(exc_instance, None, trace)
# "raise x, y, z" raises SyntaxError in Python 3
exec("""def _reraise(exc, value, trace):
raise exc, value, trace
""")
_unicode = unicode
string_type = basestring
text_type = unicode
integer_types = (int, long)