recode.util

Utils for use throughout the package

Functions

get_struct(str_type)
list_of_dicts(cols, vals)
spy(iterable[, n])
take(n, iterable)

recode.util.get_struct(str_type)

>>> assert get_struct(type(1)) == 'h'
>>> assert get_struct(type(1.001)) == 'd'

recode.util.list_of_dicts(cols, vals)

>>> cols = ['foo', 'bar']
>>> vals = [[1,2], [3,4], [5,6]]
>>> list_of_dicts(cols, vals)
[{'foo': 1, 'bar': 2}, {'foo': 3, 'bar': 4}, {'foo': 5, 'bar': 6}]

recode.util.spy(iterable, n=1)

>>> peek, it = spy([1,2,3], 1)
>>> assert peek == [1]
>>> assert next(it) == 1
>>> assert list(it) == [2,3]

recode.util.take(n, iterable)

>>> assert take(3, [1,2,3,4,5]) == [1,2,3]