UnaiM

class Item(object):
    def __init__(self, name):
        self.name = name
        self.links = []

    def __repr__(self):
        return self.name


a, b, c, d, e, f, g, h = (Item(x) for x in 'abcdefgh')

UnaiM

import maya.cmds as mc

refs = []
message = 'No corrupted references to delete.'
for ref in mc.ls(references=True):
    try:
        mc.referenceQuery(ref, filename=True)
    except RuntimeError:
        mc.lockNode(ref, lock=False)
        refs.append(ref)

UnaiM

import re

from PySide2.QtCore import *
from PySide2.QtGui import *
from PySide2.QtWidgets import *
from shiboken2 import wrapInstance

import maya.cmds as mc
from maya.OpenMayaUI import MQtUtil

UnaiM

[VarDef, crlf, [StrMerge, [StrFromAsc, 13], [StrFromAsc, 10]]]
[VarDef, quot, [StrFromAsc, 34]]
[VarDef, temp, [FileNameResolvePath, "_deleteme"]]
[VarDef, bat, [StrMerge, temp, ".bat"]]
[VarDef, txt, [StrMerge, temp, ".txt"]]
[VarSet, offset, 0]

[RoutineDef, write,
  [VarAdd, offset, [MemWriteString, externalPlugins,
    [StrMerge, text, crlf], offset, 0]

UnaiM

# Retime a tracked object to better fit a target curve
# Select two Transform nodes: the first with a jerky tracked curve, the
# second with a smooth target curve
# Group effort by Lewis Saunders, Unai Martínez Barredo, Erwan Leroy

# Make a function to calculate the distance between two points
def distance(a, b):
    return pow((a[0]-b[0])**2 + (a[1]-b[1])**2, 0.5)

# Find the closest point to p on the line ab