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Wordlist with Specific Characters Generator (Python 3.5+ crunch). 3.5+ Because of Annotations, Just remove them for Python 2 or < 3.5
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import itertools | |
import string | |
from typing import List, Union | |
class crunch: | |
char_list: List[str] = list(string.ascii_uppercase) + list(string.ascii_lowercase) + list(string.digits) | |
min: int = 1 | |
max: int = 6 | |
resume: Union[None, str] = None | |
def __init__(self, char_list: Union[str, list] = None, min_length: int = None, max_length: int = None, resume: str = None): | |
if char_list: | |
assert isinstance(char_list, (str, list)) | |
if isinstance(char_list, list): | |
self.char_list = char_list | |
if isinstance(char_list, str): | |
self.char_list = char_list.split() | |
if min_length: | |
assert isinstance(min_length, int) | |
self.min = min_length | |
if max_length: | |
assert isinstance(max_length, int) | |
self.max = max_length | |
if resume: | |
assert isinstance(resume, str) | |
self.resume = resume | |
def iterator(self) -> iter: | |
# Warning Resume takes a while as it has to iterate back to the `resume == it` | |
for r in range(self.min, self.max): | |
for it in map("".join, itertools.product(self.char_list, repeat=r)): | |
if self.resume is not None and self.resume != it: | |
continue | |
elif self.resume == it: | |
self.resume = None | |
yield it | |
def __iter__(self) -> iter: | |
return self.iterator() | |
def __enter__(self) -> iter: | |
return self.iterator() | |
def __exit__(self, exc_type, exc_val, exc_tb): | |
pass |
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