



from .balanced_parentheses import balanced_parentheses
from .stack import Stack






def 						_lowerCAmelCase    (					__lowerCamelCase :  str  ):



 """simple docstring"""





 return {"+": 1, "-": 1, "*": 2, "/": 2, "^": 3}.get(SCREAMING_SNAKE_CASE__		,						-1  )






def 						_lowerCAmelCase    (					__lowerCamelCase :  str  ):



 """simple docstring"""





 if not balanced_parentheses(SCREAMING_SNAKE_CASE__  ):
  raise ValueError("Mismatched parentheses"  )
 __SCREAMING_SNAKE_CASE							:     Stack[str]							=						Stack()
 __SCREAMING_SNAKE_CASE							:     str							=						[]
 for char in expression_str:
  if char.isalpha() or char.isdigit():
   postfix.append(SCREAMING_SNAKE_CASE__  )
  elif char == "(":
   stack.push(SCREAMING_SNAKE_CASE__  )
  elif char == ")":
   while not stack.is_empty() and stack.peek() != "(":
    postfix.append(stack.pop()  )
   stack.pop()
  else:
   while not stack.is_empty() and precedence(SCREAMING_SNAKE_CASE__  ) <= precedence(stack.peek()  ):
    postfix.append(stack.pop()  )
   stack.push(SCREAMING_SNAKE_CASE__  )
 while not stack.is_empty():
  postfix.append(stack.pop()  )
 return " ".join(SCREAMING_SNAKE_CASE__  )


if __name__ == "__main__":
      from doctest import testmod

      testmod()
      _lowerCamelCase         =	"a+b*(c^d-e)^(f+g*h)-i"

      print("""Infix to Postfix Notation demonstration:\n""")
      print("""Infix notation: """ + expression)
      print("""Postfix notation: """ + infix_to_postfix(expression))













'''simple docstring'''







from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available, is_vision_available


snake_case_  :							Any            =	{
    "configuration_flava": [
        "FLAVA_PRETRAINED_CONFIG_ARCHIVE_MAP",
        "FlavaConfig",
        "FlavaImageCodebookConfig",
        "FlavaImageConfig",
        "FlavaMultimodalConfig",
        "FlavaTextConfig",
    ],
}

try:
					if not is_vision_available():
										raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
					pass
else:
					snake_case_  :							List[str]            =	["FlavaFeatureExtractor"]
					snake_case_  :							int            =	["FlavaImageProcessor"]
					snake_case_  :							Tuple            =	["FlavaProcessor"]

try:
					if not is_torch_available():
										raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
					pass
else:
					snake_case_  :							Optional[int]            =	[
					    "FLAVA_PRETRAINED_MODEL_ARCHIVE_LIST",
					    "FlavaForPreTraining",
					    "FlavaImageCodebook",
					    "FlavaImageModel",
					    "FlavaModel",
					    "FlavaMultimodalModel",
					    "FlavaPreTrainedModel",
					    "FlavaTextModel",
					]

if TYPE_CHECKING:
					from .configuration_flava import (
					    FLAVA_PRETRAINED_CONFIG_ARCHIVE_MAP,
					    FlavaConfig,
					    FlavaImageCodebookConfig,
					    FlavaImageConfig,
					    FlavaMultimodalConfig,
					    FlavaTextConfig,
					)

					try:
										if not is_vision_available():
															raise OptionalDependencyNotAvailable()
					except OptionalDependencyNotAvailable:
										pass
					else:
										from .feature_extraction_flava import FlavaFeatureExtractor
										from .image_processing_flava import FlavaImageProcessor
										from .processing_flava import FlavaProcessor

					try:
										if not is_torch_available():
															raise OptionalDependencyNotAvailable()
					except OptionalDependencyNotAvailable:
										pass
					else:
										from .modeling_flava import (
										    FLAVA_PRETRAINED_MODEL_ARCHIVE_LIST,
										    FlavaForPreTraining,
										    FlavaImageCodebook,
										    FlavaImageModel,
										    FlavaModel,
										    FlavaMultimodalModel,
										    FlavaPreTrainedModel,
										    FlavaTextModel,
										)

else:
					import sys

					snake_case_  :							Any            =	_LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)





