FeatureEnVi: Visual Analytics for Feature Engineering Using Stepwise Selection and Semi-Automatic Extraction Approaches
https://doi.org/10.1109/TVCG.2022.3141040
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
107 lines
2.7 KiB
107 lines
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)
|
|
|