ihgazni2/eobj

Table of Contents

eobj

eobj

use dot-tab-dot-tab to read big-json-like-struct
dot-chain-view

Installation

$ pip3 install eobj

Usage

restriction

lower-case-greece-chars cant appear in keys
because lower-case-greece-chars is used as control-chars in the-py-code
refer to NOT-ALLOWED-CHARS-IN-KEY and ATTRIBUTE-NAMES

read

from eobj.eobj import jobj2orb
from eobj.eobj import wfstree,sdfstree,edfstree,wfs_brackets,sdfs_brackets,edfs_brackets
import esprima
jobj = esprima.parse("function tst() {a = b}").toDict()

{
    type: "Program",
    sourceType: "script",
    body: [
        {
            type: "FunctionDeclaration",
            expression: False,
            isAsync: False,
            id: {
                type: "Identifier",
                name: "tst"
            },
            params: [],
            body: {
                type: "BlockStatement",
                body: [
                    {
                        type: "ExpressionStatement",
                        expression: {
                            type: "AssignmentExpression",
                            operator: "=",
                            left: {
                                type: "Identifier",
                                name: "a"
                            },
                            right: {
                                type: "Identifier",
                                name: "b"
                            }
                        }
                    }
                ]
            },
            generator: False
        }
    ]
}


o = jobj2orb(jobj)

>>> o.
o.            o.body        o.sourceType  o.type

>>> o.body.
o.body.     o.body.l0_


>>> o.body.l0_.
o.body.l0_.            o.body.l0_.body        o.body.l0_.generator   o.body.l0_.params
o.body.l0_.async       o.body.l0_.expression  o.body.l0_.id          o.body.l0_.type

>>> o.body.l0_.body.
o.body.l0_.body.      o.body.l0_.body.body  o.body.l0_.body.type

>>> o.body.l0_.body.type
'BlockStatement'
>>>

from xdict.jprint import pobj
>>> pobj(o.body.l0_.body.body.l0_.expression)

>>> o.body.l0_.body.body.l0_.expression
{'type': 'AssignmentExpression', 'operator': '=', 'left': {'type': 'Identifier', 'name': 'a'}, 'right': {'type': 'Identifier', 'name': 'b'}}
>>>


{
 'type': 'AssignmentExpression',
 'operator': '=',
 'left':
         {
          'type': 'Identifier',
          'name': 'a'
         },
 'right':
          {
           'type': 'Identifier',
           'name': 'b'
          }
}
>>>

wfstree(o,start_depth,end_depth)

wfstree(o)

wfstree(o,2,4)

>>> wfstree(o)

type
sourceType
body
body.l0_
body.l0_.type
body.l0_.expression
body.l0_.async
body.l0_.id
body.l0_.params
body.l0_.body
body.l0_.generator
body.l0_.id.type
body.l0_.id.name
body.l0_.body.type
body.l0_.body.body
body.l0_.body.body.l0_
body.l0_.body.body.l0_.type
body.l0_.body.body.l0_.expression
body.l0_.body.body.l0_.expression.type
body.l0_.body.body.l0_.expression.operator
body.l0_.body.body.l0_.expression.left
body.l0_.body.body.l0_.expression.right
body.l0_.body.body.l0_.expression.left.type
body.l0_.body.body.l0_.expression.left.name
body.l0_.body.body.l0_.expression.right.type
body.l0_.body.body.l0_.expression.right.name
>>> wfstree(o,2,4)
body.l0_
body.l0_.type
body.l0_.expression
body.l0_.async
body.l0_.id
body.l0_.params
body.l0_.body
body.l0_.generator
>>>

sdfstree(o,start_depth,end_depth)

sdfstree(o)

sdfstree(o,3,5)

>>> sdfstree(o)

type
sourceType
body
body.l0_
body.l0_.type
body.l0_.expression
body.l0_.async
body.l0_.id
body.l0_.id.type
body.l0_.id.name
body.l0_.params
body.l0_.body
body.l0_.body.type
body.l0_.body.body
body.l0_.body.body.l0_
body.l0_.body.body.l0_.type
body.l0_.body.body.l0_.expression
body.l0_.body.body.l0_.expression.type
body.l0_.body.body.l0_.expression.operator
body.l0_.body.body.l0_.expression.left
body.l0_.body.body.l0_.expression.left.type
body.l0_.body.body.l0_.expression.left.name
body.l0_.body.body.l0_.expression.right
body.l0_.body.body.l0_.expression.right.type
body.l0_.body.body.l0_.expression.right.name
body.l0_.generator
>>> sdfstree(o,3,5)
body.l0_.type
body.l0_.expression
body.l0_.async
body.l0_.id
body.l0_.id.type
body.l0_.id.name
body.l0_.params
body.l0_.body
body.l0_.body.type
body.l0_.body.body
body.l0_.generator
>>>

edfstree(o,start_depth,end_depth)

edfstree(o)

edfstree(o,3,5)

>>> edfstree(o)
type
sourceType
body.l0_.type
body.l0_.expression
body.l0_.async
body.l0_.id.type
body.l0_.id.name
body.l0_.id
body.l0_.params
body.l0_.body.type
body.l0_.body.body.l0_.type
body.l0_.body.body.l0_.expression.type
body.l0_.body.body.l0_.expression.operator
body.l0_.body.body.l0_.expression.left.type
body.l0_.body.body.l0_.expression.left.name
body.l0_.body.body.l0_.expression.left
body.l0_.body.body.l0_.expression.right.type
body.l0_.body.body.l0_.expression.right.name
body.l0_.body.body.l0_.expression.right
body.l0_.body.body.l0_.expression
body.l0_.body.body.l0_
body.l0_.body.body
body.l0_.body
body.l0_.generator
body.l0_
body

>>> edfstree(o,3,5)
body.l0_.type
body.l0_.expression
body.l0_.async
body.l0_.id.type
body.l0_.id.name
body.l0_.id
body.l0_.params
body.l0_.body.type
body.l0_.body.body
body.l0_.body
body.l0_.generator
>>>

wfs_brackets(o,start_depth,end_depth)

wfs_brackets(o)

wfs_brackets(o,2,4)

>>> wfs_brackets(o)

['type']
['sourceType']
['body']
['body'][0]
['body'][0]['type']
['body'][0]['expression']
['body'][0]['async']
['body'][0]['id']
['body'][0]['params']
['body'][0]['body']
['body'][0]['generator']
['body'][0]['id']['type']
['body'][0]['id']['name']
['body'][0]['body']['type']
['body'][0]['body']['body']
['body'][0]['body']['body'][0]
['body'][0]['body']['body'][0]['type']
['body'][0]['body']['body'][0]['expression']
['body'][0]['body']['body'][0]['expression']['type']
['body'][0]['body']['body'][0]['expression']['operator']
['body'][0]['body']['body'][0]['expression']['left']
['body'][0]['body']['body'][0]['expression']['right']
['body'][0]['body']['body'][0]['expression']['left']['type']
['body'][0]['body']['body'][0]['expression']['left']['name']
['body'][0]['body']['body'][0]['expression']['right']['type']
['body'][0]['body']['body'][0]['expression']['right']['name']
>>> wfs_brackets(o,2,4)
['body'][0]
['body'][0]['type']
['body'][0]['expression']
['body'][0]['async']
['body'][0]['id']
['body'][0]['params']
['body'][0]['body']
['body'][0]['generator']
>>>

sdfs_brackets(o,start_depth,end_depth)

sdfs_brackets(o)

sdfs_brackets(o,3,5)

>>> sdfs_brackets(o)

['type']
['sourceType']
['body']
['body'][0]
['body'][0]['type']
['body'][0]['expression']
['body'][0]['async']
['body'][0]['id']
['body'][0]['id']['type']
['body'][0]['id']['name']
['body'][0]['params']
['body'][0]['body']
['body'][0]['body']['type']
['body'][0]['body']['body']
['body'][0]['body']['body'][0]
['body'][0]['body']['body'][0]['type']
['body'][0]['body']['body'][0]['expression']
['body'][0]['body']['body'][0]['expression']['type']
['body'][0]['body']['body'][0]['expression']['operator']
['body'][0]['body']['body'][0]['expression']['left']
['body'][0]['body']['body'][0]['expression']['left']['type']
['body'][0]['body']['body'][0]['expression']['left']['name']
['body'][0]['body']['body'][0]['expression']['right']
['body'][0]['body']['body'][0]['expression']['right']['type']
['body'][0]['body']['body'][0]['expression']['right']['name']
['body'][0]['generator']
>>> sdfs_brackets(o,3,5)
['body'][0]['type']
['body'][0]['expression']
['body'][0]['async']
['body'][0]['id']
['body'][0]['id']['type']
['body'][0]['id']['name']
['body'][0]['params']
['body'][0]['body']
['body'][0]['body']['type']
['body'][0]['body']['body']
['body'][0]['generator']
>>>

edfs_brackets(o,start_depth,end_depth)

edfs_brackets(o)

edfs_brackets(o,3,5)

>>> edfs_brackets(o)
type
sourceType
body.l0_.type
body.l0_.expression
body.l0_.async
body.l0_.id.type
body.l0_.id.name
body.l0_.id
body.l0_.params
body.l0_.body.type
body.l0_.body.body.l0_.type
body.l0_.body.body.l0_.expression.type
body.l0_.body.body.l0_.expression.operator
body.l0_.body.body.l0_.expression.left.type
body.l0_.body.body.l0_.expression.left.name
body.l0_.body.body.l0_.expression.left
body.l0_.body.body.l0_.expression.right.type
body.l0_.body.body.l0_.expression.right.name
body.l0_.body.body.l0_.expression.right
body.l0_.body.body.l0_.expression
body.l0_.body.body.l0_
body.l0_.body.body
body.l0_.body
body.l0_.generator
body.l0_
body

>>> edfs_brackets(o,3,5)
body.l0_.type
body.l0_.expression
body.l0_.async
body.l0_.id.type
body.l0_.id.name
body.l0_.id
body.l0_.params
body.l0_.body.type
body.l0_.body.body
body.l0_.body
body.l0_.generator
>>>

NOT-ALLOWED-CHARS-IN-KEY

['α', 'β', 'γ', 'δ', 'ε', 'ζ', 'η', 'θ', 'ι', 'κ', 'λ', 'μ', 'ν', 'ξ', 'ο', 'π', 'ρ', 'σ', 'τ', 'υ', 'φ', 'χ', 'ψ', 'ω']

ATTRIBUTE-NAMES

l0_,l1_,l2_... means list-element
t0_,t1_,t2_... means tuple-element
s0_,s1_,s2_... means set-element

σ0,σ1,σ2 means keys-begin-with-a-number,which-is-not-permitted-in-attribute-name

>>> from eobj.eobj import jobj2orb
>>> from eobj.eobj import wfstree,sdfstree,edfstree,wfs_brackets,sdfs_brackets,edfs_brackets
>>>
>>>
>>> jobj = {
...     0:"zero",
...     1:"one"
... }
>>>
>>> o = jobj2orb(jobj)
>>> o.
o.    o.σ0  o.σ1
>>> o.σ0
'zero'
>>> o.σ1
'one'
>>>

θ means dash-in-keys

>>> jobj = {
...     "a-b":"zero",
...     "b-c":"one"
... }
>>>
>>>
>>> o = jobj2orb(jobj)
>>> o.
o.     o.aθb  o.bθc
>>> o.aθb
'zero'
>>> o.bθc
'one'
>>>

ε means space-in-keys

>>> jobj = {
...     "a b":"zero",
...     "b c":"one"
... }
>>>
>>> o = jobj2orb(jobj)
>>> o.
o.     o.aεb  o.bεc
>>> o.aεb
'zero'
>>> o.bεc
'one'
>>>

π means pounds-in-keys

>>> jobj = {
...     "a#b":"zero",
...     "b#c":"one"
... }
>>> o = jobj2orb(jobj)
>>> o.
o.     o.aπb  o.bπc
>>> o.aπb
'zero'
>>> o.bπc
'one'
>>>

λ means underscore

>>> jobj = {
...     "a_b":"zero",
...     "b_c":"one"
... }
>>>
>>> o = jobj2orb(jobj)
>>>
>>> o.
o.     o.aλb  o.bλc
>>> o.aλb
'zero'
>>> o.bλc
'one'
>>>

others will-be-urlquoted

>>> jobj = {
...     "a@\x00b":"zero",
...     "b@\x00c":"one"
... }
>>> o = jobj2orb(jobj)
>>> o.
o.          o.aψ40ψ00b  o.bψ40ψ00c
>>> o.aψ40ψ00b
'zero'
>>> o.bψ40ψ00c
'one'
>>>

ihgazni2 / eobj