





__lowercase       :Dict       =  "Alexander Joslin"

import operator as op

from .stack import Stack







def       UpperCAmelCase							(     _lowerCamelCase      :  str     ):





						'''simple docstring'''


						SCREAMING_SNAKE_CASE__     :				Union[str, Any]   =					{"*": op.mul, "/": op.truediv, "+": op.add, "-": op.sub}

						SCREAMING_SNAKE_CASE__     :				Stack[int]   =					Stack()
						SCREAMING_SNAKE_CASE__     :				Stack[str]   =					Stack()

						for i in equation:
												if i.isdigit():
																		# RULE 1
																		operand_stack.push(int(_lowerCamelCase     )     )
												elif i in operators:
																		# RULE 2
																		operator_stack.push(_lowerCamelCase     )
												elif i == ")":
																		# RULE 4
																		SCREAMING_SNAKE_CASE__     :				Union[str, Any]   =					operator_stack.peek()
																		operator_stack.pop()
																		SCREAMING_SNAKE_CASE__     :				Union[str, Any]   =					operand_stack.peek()
																		operand_stack.pop()
																		SCREAMING_SNAKE_CASE__     :				str   =					operand_stack.peek()
																		operand_stack.pop()

																		SCREAMING_SNAKE_CASE__     :				int   =					operators[opr](_lowerCamelCase			,   _lowerCamelCase     )
																		operand_stack.push(_lowerCamelCase     )

    # RULE 5
						return operand_stack.peek()


if __name__ == "__main__":
				__lowercase       :str       =  "(5 + ((4 * 2) * (2 + 3)))"
				# answer = 45
				print(f"{equation} = {dijkstras_two_stack_algorithm(equation)}")






import sys

from .dependency_versions_table import deps
from .utils.versions import require_version, require_version_core


# define which module versions we always want to check at run time
# (usually the ones defined in `install_requires` in setup.py)
#
# order specific notes:
# - tqdm must be checked before tokenizers

__lowercase       :List[Any]       =  "python tqdm regex requests packaging filelock numpy tokenizers".split()
if sys.version_info < (3, 7):
				pkgs_to_check_at_runtime.append("dataclasses")
if sys.version_info < (3, 8):
				pkgs_to_check_at_runtime.append("importlib_metadata")

for pkg in pkgs_to_check_at_runtime:
				if pkg in deps:
								if pkg == "tokenizers":
												# must be loaded here, or else tqdm check may fail
												from .utils import is_tokenizers_available

												if not is_tokenizers_available():
																continue  # not required, check version only if installed

								require_version_core(deps[pkg])
				else:
								raise ValueError(f"can't find {pkg} in {deps.keys()}, check dependency_versions_table.py")







def       UpperCAmelCase							(     _lowerCamelCase      :  Optional[Any]			,   _lowerCamelCase      :  Optional[Any]=None     ):





						'''simple docstring'''


						require_version(deps[pkg]			,   _lowerCamelCase     )