np.all(a[:-1] <= a[1:])
Examples:
is_sorted = lambda a: np.all(a[:-1] <= a[1:])
>>> a = np.array([1,2,3,4,9])
>>> is_sorted(a)
True
>>> a = np.array([1,2,3,4,3])
>>> is_sorted(a)
False
np.all(a[:-1] <= a[1:])
Examples:
is_sorted = lambda a: np.all(a[:-1] <= a[1:])
>>> a = np.array([1,2,3,4,9])
>>> is_sorted(a)
True
>>> a = np.array([1,2,3,4,3])
>>> is_sorted(a)
False