Coverage for src/metador_core/util/__init__.py: 100%

1import re 

2import sys 

3from functools import lru_cache 

4from typing import Iterable 

5 

6cache = lru_cache(maxsize=None) # for 3.8 compat 

7 

8 

9def eprint(*args, **kwargs): 

10 """Print to error stream.""" 

11 print(*args, file=sys.stderr, **kwargs) 

12 

13 

14def drop(n: int, it: Iterable): 

15 """Drop fixed number of elements from iterator.""" 

16 return (x for i, x in enumerate(it) if i >= n) 

17 

18 

19def is_public_name(n: str): 

20 """Return whether a name is public (does not start with _).""" 

21 return n[0] != "_" 

22 

23 

24def pythonize_name(name: str): 

25 """Sanitize a string to be a valid Python variable name.""" 

26 return re.sub(r"\W|^(?=\d)", "_", " ".join(name.split()))