





from math import exp






def 			lowerCamelCase__	(__lowerCamelCase		):
     return 8 * x - 2 * exp(-x		)






def 			lowerCamelCase__	(__lowerCamelCase,				__lowerCamelCase,				__lowerCamelCase		):
     _SCREAMING_SNAKE_CASE				:		List[str]  			=							lower_bound
     _SCREAMING_SNAKE_CASE				:		Optional[int]  			=							upper_bound
     for _ in range(0,				__lowerCamelCase		):
          _SCREAMING_SNAKE_CASE			,	_SCREAMING_SNAKE_CASE				:		List[Any]  			=							xa, xa - (f(__lowerCamelCase		) * (xa - xa)) / (f(__lowerCamelCase		) - f(__lowerCamelCase		))
     return xa


if __name__ == "__main__":
       print(f"Example: {secant_method(1, 3, 2)}")





'''simple docstring'''


import unittest
from pathlib import Path

from transformers import is_vision_available, load_tool
from transformers.testing_utils import get_tests_dir

from .test_tools_common import ToolTesterMixin


if is_vision_available():
				from PIL import Image

class 			A    (		unittest.TestCase     ,_a    ):







							def    __lowerCAmelCase			(  self       :  Optional[int]					)			->							Optional[int]:


														"""simple docstring"""


														_a	     =				load_tool('''image-question-answering'''					)
														self.tool.setup()
														_a	     =				load_tool('''image-question-answering'''							,			remote=lowerCAmelCase_					)







							def    __lowerCAmelCase			(  self       :  Tuple					)			->							Optional[int]:


														"""simple docstring"""


														_a	     =				Image.open(Path(get_tests_dir('''fixtures/tests_samples/COCO'''					)					) / '''000000039769.png'''					)
														_a	     =				self.tool(lowerCAmelCase_							,			'''How many cats are sleeping on the couch?'''					)
														self.assertEqual(lowerCAmelCase_							,			'''2'''					)







							def    __lowerCAmelCase			(  self       :  List[str]					)			->							Union[str, Any]:


														"""simple docstring"""


														_a	     =				Image.open(Path(get_tests_dir('''fixtures/tests_samples/COCO'''					)					) / '''000000039769.png'''					)
														_a	     =				self.remote_tool(lowerCAmelCase_							,			'''How many cats are sleeping on the couch?'''					)
														self.assertEqual(lowerCAmelCase_							,			'''2'''					)







							def    __lowerCAmelCase			(  self       :  Dict					)			->							Tuple:


														"""simple docstring"""


														_a	     =				Image.open(Path(get_tests_dir('''fixtures/tests_samples/COCO'''					)					) / '''000000039769.png'''					)
														_a	     =				self.tool(image=lowerCAmelCase_							,			question='''How many cats are sleeping on the couch?'''					)
														self.assertEqual(lowerCAmelCase_							,			'''2'''					)







							def    __lowerCAmelCase			(  self       :  Tuple					)			->							Dict:


														"""simple docstring"""


														_a	     =				Image.open(Path(get_tests_dir('''fixtures/tests_samples/COCO'''					)					) / '''000000039769.png'''					)
														_a	     =				self.remote_tool(image=lowerCAmelCase_							,			question='''How many cats are sleeping on the couch?'''					)
														self.assertEqual(lowerCAmelCase_							,			'''2'''					)

