Function argfix

tinygrad/helpers.py:24–28

(*x)

def dedup(x:Iterable[T]): return list(dict.fromkeys(x))   # retains list order
def argfix(*x):
  if x and x[0].__class__ in (tuple, list):
    if len(x) != 1: raise ValueError(f"bad arg {x}")
    return tuple(x[0])
  return x
# https://stackoverflow.com/questions/3382352/equivalent-of-numpy-argsort-in-basic-python
def argsort(x): return type(x)(sorted(range(len(x)), key=x.__getitem__))
def all_same(items:Sequence): return all(x == items[0] for x in items)  # works for empty input