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annotate planemo/lib/python3.7/site-packages/future/builtins/new_min_max.py @ 1:56ad4e20f292 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:32:28 -0400
parents d30785e31577
children
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d30785e31577 "planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
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1 import itertools
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2
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3 from future import utils
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4 if utils.PY2:
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5 from __builtin__ import max as _builtin_max, min as _builtin_min
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6 else:
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7 from builtins import max as _builtin_max, min as _builtin_min
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8
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9 _SENTINEL = object()
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10
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11
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12 def newmin(*args, **kwargs):
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13 return new_min_max(_builtin_min, *args, **kwargs)
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15
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16 def newmax(*args, **kwargs):
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17 return new_min_max(_builtin_max, *args, **kwargs)
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18
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19
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20 def new_min_max(_builtin_func, *args, **kwargs):
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21 """
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22 To support the argument "default" introduced in python 3.4 for min and max
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23 :param _builtin_func: builtin min or builtin max
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24 :param args:
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25 :param kwargs:
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26 :return: returns the min or max based on the arguments passed
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27 """
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28
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29 for key, _ in kwargs.items():
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30 if key not in set(['key', 'default']):
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31 raise TypeError('Illegal argument %s', key)
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32
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33 if len(args) == 0:
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34 raise TypeError
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35
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36 if len(args) != 1 and kwargs.get('default', _SENTINEL) is not _SENTINEL:
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37 raise TypeError
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38
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39 if len(args) == 1:
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40 iterator = iter(args[0])
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41 try:
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42 first = next(iterator)
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43 except StopIteration:
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44 if kwargs.get('default', _SENTINEL) is not _SENTINEL:
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45 return kwargs.get('default')
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46 else:
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47 raise ValueError('{}() arg is an empty sequence'.format(_builtin_func.__name__))
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48 else:
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49 iterator = itertools.chain([first], iterator)
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50 if kwargs.get('key') is not None:
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51 return _builtin_func(iterator, key=kwargs.get('key'))
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52 else:
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53 return _builtin_func(iterator)
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54
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55 if len(args) > 1:
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56 if kwargs.get('key') is not None:
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57 return _builtin_func(args, key=kwargs.get('key'))
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58 else:
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59 return _builtin_func(args)