python.observation.datasets

Created on Mon May 29 21:48:33 2023

@author: a lab in the Air

View Source

 1# -*- coding: utf-8 -*-
 2"""
 3Created on Mon May 29 21:48:33 2023
 4
 5@author: a lab in the Air
 6"""
 7
 8from observation.dataset import Dataset
 9from observation.fields import Nfield, Sfield
10from json_ntv import NtvConnector
11
12class Ndataset(Dataset):
13    
14    field_class = Nfield
15    
16    def __init__(self, listidx=None, reindex=True):
17        super().__init__(listidx=listidx, reindex=reindex)
18        
19    
20class Sdataset(Dataset):
21    
22    field_class = Sfield
23
24    def __init__(self, listidx=None, reindex=True, fast=False):
25        if listidx.__class__.__name__ == 'DataFrame':
26            lindex, leng = NtvConnector.connector()['DataFrameConnec'].to_listidx(listidx)
27            listidx = [Sfield(field['codec'], field['name'], field['keys'], 
28                              lendefault=leng, fast=fast) for field in lindex]
29        super().__init__(listidx=listidx, reindex=reindex)
30

class Ndataset(observation.dataset.Dataset): View Source

13class Ndataset(Dataset):
14    
15    field_class = Nfield
16    
17    def __init__(self, listidx=None, reindex=True):
18        super().__init__(listidx=listidx, reindex=reindex)

An Dataset is a representation of an indexed list.

Attributes (for @property see methods) :

lindex : list of Field
analysis : Analysis object (data structure)

The methods defined in this class are :

constructor (@classmethod))

Dataset.ntv
Dataset.from_csv
Dataset.from_ntv
Dataset.from_file
Dataset.merge

abstract static methods (@abstractmethod, @staticmethod)

Dataset.field_class

dynamic value - module analysis (getters @property)

Dataset.extidx
Dataset.extidxext
Dataset.groups
Dataset.idxname
Dataset.idxlen
Dataset.iidx
Dataset.lenidx
Dataset.lidx
Dataset.lidxrow
Dataset.lisvar
Dataset.lvar
Dataset.lvarname
Dataset.lvarrow
Dataset.lunicname
Dataset.lunicrow
Dataset.primaryname
Dataset.setidx
Dataset.zip

dynamic value (getters @property)

Dataset.keys
Dataset.iindex
Dataset.indexlen
Dataset.lenindex
Dataset.lname
Dataset.tiindex

global value (getters @property)

Dataset.category
Dataset.complete
Dataset.consistent
Dataset.dimension
Dataset.lencomplete
Dataset.primary
Dataset.secondary

selecting - infos methods (observation.dataset_structure.DatasetStructure)

Dataset.couplingmatrix
Dataset.idxrecord
Dataset.indexinfos
Dataset.indicator
Dataset.iscanonorder
Dataset.isinrecord
Dataset.keytoval
Dataset.loc
Dataset.nindex
Dataset.record
Dataset.recidx
Dataset.recvar
Dataset.tree
Dataset.valtokey

add - update methods (observation.dataset_structure.DatasetStructure)

Dataset.add
Dataset.addindex
Dataset.append
Dataset.delindex
Dataset.delrecord
Dataset.orindex
Dataset.renameindex
Dataset.setvar
Dataset.setname
Dataset.updateindex

structure management - methods (observation.dataset_structure.DatasetStructure)

Dataset.applyfilter
Dataset.coupling
Dataset.full
Dataset.getduplicates
Dataset.mix
Dataset.merging
Dataset.reindex
Dataset.reorder
Dataset.setfilter
Dataset.sort
Dataset.swapindex
Dataset.setcanonorder
Dataset.tostdcodec

exports methods (observation.dataset_interface.DatasetInterface)

Dataset.json
Dataset.plot
Dataset.to_obj
Dataset.to_csv
Dataset.to_dataframe
Dataset.to_file
Dataset.to_ntv
Dataset.to_obj
Dataset.to_xarray
Dataset.view
Dataset.vlist
Dataset.voxel

Ndataset(listidx=None, reindex=True) View Source

17    def __init__(self, listidx=None, reindex=True):
18        super().__init__(listidx=listidx, reindex=reindex)

Dataset constructor.

Parameters

listidx : list (default None) - list of Field data
reindex : boolean (default True) - if True, default codec for each Field

field_class = <class 'observation.fields.Nfield'>

Inherited Members

observation.dataset.Dataset: name; field; analysis; lindex; from_csv; from_file; ntv; from_ntv; merge; ext; complete; consistent; category; dimension; extidx; extidxext; groups; idxname; idxlen; indexlen; iidx; iindex; keys; lencomplete; lenindex; lenidx; lidx; lisvar; lvar; lvarname; lunicrow; lvarrow; lidxrow; lunicname; lname; primary; primaryname; secondary; secondaryname; setidx; tiindex; zip
observation.dataset_structure.DatasetStructure: add; addindex; append; applyfilter; couplingmatrix; coupling; delrecord; delindex; full; getduplicates; iscanonorder; isinrecord; idxrecord; indexinfos; indicator; keytoval; loc; mix; merging; nindex; orindex; record; recidx; recvar; reindex; renameindex; reorder; setcanonorder; setfilter; setname; sort; swapindex; tostdcodec; tree; updateindex; valtokey
observation.dataset_interface.DatasetInterface: json; plot; to_csv; to_dataframe; to_file; to_ntv; to_xarray; voxel; view; vlist

class Sdataset(observation.dataset.Dataset): View Source

21class Sdataset(Dataset):
22    
23    field_class = Sfield
24
25    def __init__(self, listidx=None, reindex=True, fast=False):
26        if listidx.__class__.__name__ == 'DataFrame':
27            lindex, leng = NtvConnector.connector()['DataFrameConnec'].to_listidx(listidx)
28            listidx = [Sfield(field['codec'], field['name'], field['keys'], 
29                              lendefault=leng, fast=fast) for field in lindex]
30        super().__init__(listidx=listidx, reindex=reindex)