get-children-parents-recursively

A function to fetch all children/parents from an object/list of objects recursively

$pip install get-children-parents-recursively

from get_children_parents_recursively import get_all_children_parents_recursively

import psutil #lets use psutil as an example



item = psutil.Process(15328) #'chrome.exe'



test1 = get_all_children_parents_recursively(

	item,

	children_parents_method="children",

	delete_duplicates=False,

	flatten_all=False,

	normalize_children_list=False,

)



test1

Out[3]:

[{'item': psutil.Process(pid=3660, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=9664, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=16444, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=14144, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=18376, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=7160, name='chrome.exe', status='running', started='23:49:21'),

  'children': []},

 {'item': psutil.Process(pid=15328, name='chrome.exe', status='running', started='23:49:19'),

  'children': [psutil.Process(pid=3660, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=9664, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=16444, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=14144, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=18376, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=7160, name='chrome.exe', status='running', started='23:49:21')]}]





test2 = get_all_children_parents_recursively(

	item,

	children_parents_method="children",

	delete_duplicates=True,

	flatten_all=False,

	normalize_children_list=False,

)



test2

Out[4]:

[{'item': psutil.Process(pid=3660, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=9664, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=16444, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=14144, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=18376, name='chrome.exe', status='running', started='23:49:19'),

  'children': []},

 {'item': psutil.Process(pid=7160, name='chrome.exe', status='running', started='23:49:21'),

  'children': []},

 {'item': psutil.Process(pid=15328, name='chrome.exe', status='running', started='23:49:19'),

  'children': [psutil.Process(pid=3660, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=9664, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=16444, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=14144, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=18376, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=7160, name='chrome.exe', status='running', started='23:49:21')]}]





test3 = get_all_children_parents_recursively(

	item,

	children_parents_method="children",

	delete_duplicates=True,

	flatten_all=True,

	normalize_children_list=False,

)



test3

Out[5]:

[psutil.Process(pid=3660, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=9664, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=16444, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=14144, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=18376, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=7160, name='chrome.exe', status='running', started='23:49:21'),

 psutil.Process(pid=15328, name='chrome.exe', status='running', started='23:49:19')]





test3 = get_all_children_parents_recursively(

	item,

	children_parents_method="children",

	delete_duplicates=False,

	flatten_all=True,

	normalize_children_list=False,

)

test3

Out[10]:

[psutil.Process(pid=3660, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=9664, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=16444, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=14144, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=18376, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=7160, name='chrome.exe', status='running', started='23:49:21'),

 psutil.Process(pid=15328, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=3660, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=9664, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=16444, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=14144, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=18376, name='chrome.exe', status='running', started='23:49:19'),

 psutil.Process(pid=7160, name='chrome.exe', status='running', started='23:49:21')]







test4 = get_all_children_parents_recursively(

	item,

	children_parents_method="children",

	delete_duplicates=True,

	flatten_all=False,

	normalize_children_list=True,

)







test4

Out[6]:

[{'item': psutil.Process(pid=3660, name='chrome.exe', status='running', started='23:49:19'),

  'children': [None, None, None, None, None, None]},

 {'item': psutil.Process(pid=9664, name='chrome.exe', status='running', started='23:49:19'),

  'children': [None, None, None, None, None, None]},

 {'item': psutil.Process(pid=16444, name='chrome.exe', status='running', started='23:49:19'),

  'children': [None, None, None, None, None, None]},

 {'item': psutil.Process(pid=14144, name='chrome.exe', status='running', started='23:49:19'),

  'children': [None, None, None, None, None, None]},

 {'item': psutil.Process(pid=18376, name='chrome.exe', status='running', started='23:49:19'),

  'children': [None, None, None, None, None, None]},

 {'item': psutil.Process(pid=7160, name='chrome.exe', status='running', started='23:49:21'),

  'children': [None, None, None, None, None, None]},

 {'item': psutil.Process(pid=15328, name='chrome.exe', status='running', started='23:49:19'),

  'children': [psutil.Process(pid=3660, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=9664, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=16444, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=14144, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=18376, name='chrome.exe', status='running', started='23:49:19'),

   psutil.Process(pid=7160, name='chrome.exe', status='running', started='23:49:21')]}]



   #useful for pandas

   from a_pandas_ex_plode_tool import pd_add_explode_tools

	import pandas as pd

	pd_add_explode_tools()

	df = pd.DataFrame(test4)

	df = pd.concat([df.item, df.children.s_explode_lists_and_tuples()], axis=1)

   df

	Out[7]:

													item  ...                                         children_5

	0  psutil.Process(pid=3660, name='chrome.exe', st...  ...                                               None

	1  psutil.Process(pid=9664, name='chrome.exe', st...  ...                                               None

	2  psutil.Process(pid=16444, name='chrome.exe', s...  ...                                               None

	3  psutil.Process(pid=14144, name='chrome.exe', s...  ...                                               None

	4  psutil.Process(pid=18376, name='chrome.exe', s...  ...                                               None

	5  psutil.Process(pid=7160, name='chrome.exe', st...  ...                                               None

	6  psutil.Process(pid=15328, name='chrome.exe', s...  ...  psutil.Process(pid=7160, name='chrome.exe', st...





import requests

import bs4

soup = bs4.BeautifulSoup(requests.get("http://www.github.com").content, "lxml")

test5 = get_all_children_parents_recursively(

	soup.find_all("body")[0],

	children_parents_method="find_parents",

	delete_duplicates=True,

	flatten_all=False,

	normalize_children_list=False,

)



item        :  <!DOCTYPE html> <html data-a11y-animated-images="s

find_parents:  []

item        :  <html data-a11y-animated-images="system" lang="en"

find_parents:  [<!DOCTYPE html> <html data-a11y-animated-images="

item        :  <body class="logged-out env-production page-respon

find_parents:  [<html data-a11y-animated-images="system" lang="en



	Parameters:

		item:Any

			any object that can be recursively iterate

		children_parents_method:str

			name of the method that gets the children/parents item

			(default="children")

		delete_duplicates:bool=True

			Useful if you use flatten_all=True

			default=True)



		flatten_all:bool=False

			Returns all items as a flattened list

			default=False)



		normalize_children_list:bool=False

			Useful if you don't want to flatten the output and want the same length for

			every children list (e.g. for creating a DataFrame)

			(default=False)

	Returns:

		readyitems:list

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