|
1
|
|
|
from abc import ABCMeta, abstractmethod, ABC |
|
2
|
|
|
|
|
3
|
|
|
__all__ = ['TabularIterator', 'TabularRetriever', 'Normalization', 'Discretization', 'Encoding', 'Visitor', 'Component'] |
|
4
|
|
|
|
|
5
|
|
|
|
|
6
|
|
|
class TabularRetriever(ABC): |
|
7
|
|
|
@abstractmethod |
|
8
|
|
|
def column(self, identifier, data): |
|
9
|
|
|
raise NotImplementedError |
|
10
|
|
|
@abstractmethod |
|
11
|
|
|
def row(self, identifier, data): |
|
12
|
|
|
raise NotImplementedError |
|
13
|
|
|
@abstractmethod |
|
14
|
|
|
def nb_columns(self, data): |
|
15
|
|
|
raise NotImplementedError |
|
16
|
|
|
@abstractmethod |
|
17
|
|
|
def nb_rows(self, data): |
|
18
|
|
|
raise NotImplementedError |
|
19
|
|
|
|
|
20
|
|
|
|
|
21
|
|
|
class TabularIterator(ABC): |
|
22
|
|
|
@abstractmethod |
|
23
|
|
|
def iterrows(self, data): |
|
24
|
|
|
raise NotImplementedError |
|
25
|
|
|
@abstractmethod |
|
26
|
|
|
def itercolumns(self, data): |
|
27
|
|
|
raise NotImplementedError |
|
28
|
|
|
@abstractmethod |
|
29
|
|
|
def columnnames(self, data): |
|
30
|
|
|
raise NotImplementedError |
|
31
|
|
|
|
|
32
|
|
|
|
|
33
|
|
|
class Normalization(metaclass=ABCMeta): |
|
34
|
|
|
|
|
35
|
|
|
@classmethod |
|
36
|
|
|
def __subclasshook__(cls, subclass): |
|
37
|
|
|
return hasattr(subclass, 'normalize') and callable(subclass.normalize) |
|
38
|
|
|
|
|
39
|
|
|
@abstractmethod |
|
40
|
|
|
def normalize(self, *args, **kwargs): |
|
41
|
|
|
raise NotImplementedError |
|
42
|
|
|
|
|
43
|
|
|
|
|
44
|
|
|
class Discretization(metaclass=ABCMeta): |
|
45
|
|
|
|
|
46
|
|
|
@classmethod |
|
47
|
|
|
def __subclasshook__(cls, subclass): |
|
48
|
|
|
return hasattr(subclass, 'discretize') and callable(subclass.discretize) |
|
49
|
|
|
|
|
50
|
|
|
@abstractmethod |
|
51
|
|
|
def discretize(self, *args, **kwargs): |
|
52
|
|
|
raise NotImplementedError |
|
53
|
|
|
|
|
54
|
|
|
|
|
55
|
|
|
class Encoding(metaclass=ABCMeta): |
|
56
|
|
|
|
|
57
|
|
|
@classmethod |
|
58
|
|
|
def __subclasshook__(cls, subclass): |
|
59
|
|
|
return hasattr(subclass, 'encode') and callable(subclass.encode) |
|
60
|
|
|
|
|
61
|
|
|
@abstractmethod |
|
62
|
|
|
def encode(self, *args, **kwargs): |
|
63
|
|
|
raise NotImplementedError |
boromir674 /
so-magic
