"""simple docstring"""







import importlib
import inspect
from functools import wraps
from typing import TYPE_CHECKING, Optional, Union

from .download.streaming_download_manager import (
    xbasename,
    xdirname,
    xet_parse,
    xexists,
    xgetsize,
    xglob,
    xgzip_open,
    xisdir,
    xisfile,
    xjoin,
    xlistdir,
    xnumpy_load,
    xopen,
    xpandas_read_csv,
    xpandas_read_excel,
    xPath,
    xrelpath,
    xsio_loadmat,
    xsplit,
    xsplitext,
    xwalk,
    xxml_dom_minidom_parse,
)
from .utils.logging import get_logger
from .utils.patching import patch_submodule
from .utils.py_utils import get_imports


_SCREAMING_SNAKE_CASE	:		Optional[Any]   =   get_logger(__name__)


if TYPE_CHECKING:
     from .builder import DatasetBuilder



def       A__    (	lowercase_     :	int      , lowercase_     :	Optional[Union[str, bool]] = None						)  ->							Optional[Any]:
   __lowerCamelCase    		=					importlib.import_module(lowercase_						)

   # TODO(QL): always update the module to add subsequent new authentication
   if hasattr(lowercase_      , '_patched_for_streaming'						) and module._patched_for_streaming:
      return

   def wrap_auth(lowercase_     :	Optional[int]						):
      @wraps(lowercase_						)
      def wrapper(*lowercase_     :	Union[str, Any]      , **lowercase_     :	Tuple						):
         return function(*lowercase_      , use_auth_token=lowercase_      , **lowercase_						)

      __lowerCamelCase    		=					'wrap_auth'
      return wrapper

   # open files in a streaming fashion
   patch_submodule(lowercase_      , 'open'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'os.listdir'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'os.walk'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'glob.glob'      , wrap_auth(lowercase_						)						).start()
   # allow to navigate in remote zip files
   patch_submodule(lowercase_      , 'os.path.join'      , lowercase_						).start()
   patch_submodule(lowercase_      , 'os.path.dirname'      , lowercase_						).start()
   patch_submodule(lowercase_      , 'os.path.basename'      , lowercase_						).start()
   patch_submodule(lowercase_      , 'os.path.relpath'      , lowercase_						).start()
   patch_submodule(lowercase_      , 'os.path.split'      , lowercase_						).start()
   patch_submodule(lowercase_      , 'os.path.splitext'      , lowercase_						).start()
   # allow checks on paths
   patch_submodule(lowercase_      , 'os.path.exists'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'os.path.isdir'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'os.path.isfile'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'os.path.getsize'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'pathlib.Path'      , lowercase_						).start()
   # file readers
   patch_submodule(lowercase_      , 'gzip.open'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'numpy.load'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'pandas.read_csv'      , wrap_auth(lowercase_						)      , attrs=['__version__']						).start()
   patch_submodule(lowercase_      , 'pandas.read_excel'      , wrap_auth(lowercase_						)      , attrs=['__version__']						).start()
   patch_submodule(lowercase_      , 'scipy.io.loadmat'      , wrap_auth(lowercase_						)      , attrs=['__version__']						).start()
   patch_submodule(lowercase_      , 'xml.etree.ElementTree.parse'      , wrap_auth(lowercase_						)						).start()
   patch_submodule(lowercase_      , 'xml.dom.minidom.parse'      , wrap_auth(lowercase_						)						).start()
   __lowerCamelCase    		=					True



def       A__    (	lowercase_     :	"DatasetBuilder"						)  ->							Optional[int]:
   extend_module_for_streaming(builder.__module__      , use_auth_token=builder.use_auth_token						)
   # if needed, we also have to extend additional internal imports (like wmt14 -> wmt_utils)
   if not builder.__module__.startswith('datasets.'						):  # check that it's not a packaged builder like csv
      for imports in get_imports(inspect.getfile(builder.__class__						)						):
         if imports[0] == "internal":
            __lowerCamelCase    		=					imports[1]
            __lowerCamelCase    		=					'.'.join(builder.__module__.split('.'						)[:-1] + [internal_import_name]						)
            extend_module_for_streaming(lowercase_      , use_auth_token=builder.use_auth_token						)

    # builders can inherit from other builders that might use streaming functionality
    # (for example, ImageFolder and AudioFolder inherit from FolderBuilder which implements examples generation)
    # but these parents builders are not patched automatically as they are not instantiated, so we patch them here
   from .builder import DatasetBuilder

   __lowerCamelCase    		=					[
       cls.__module__
       for cls in type(lowercase_						).__mro__[1:]  # make sure it's not the same module we've already patched
       if issubclass(cls      , lowercase_						) and cls.__module__ != DatasetBuilder.__module__
   ]  # check it's not a standard builder from datasets.builder
   for module in parent_builder_modules:
      extend_module_for_streaming(lowercase_      , use_auth_token=builder.use_auth_token						)








_snake_case		  =   {
    "+": lambda x, y: x + y,
    "-": lambda x, y: x - y,
    "*": lambda x, y: x * y,
    "/": lambda x, y: x / y,
}
def lowerCamelCase_       (			A			:      List[Any]						):




      """simple docstring"""
      return c.isdigit()
def lowerCamelCase_       (			A			:      List[Any]						):




      """simple docstring"""
      lowerCAmelCase_						=      []

      # iterate over the string in reverse order
      for c in expression.split()[::-1]:
            # push operand to stack
            if is_operand(A						):
                  stack.append(int(A						)						)

            else:
                  # pop values from stack can calculate the result
                  # push the result onto the stack again
                  lowerCAmelCase_						=      stack.pop()
                  lowerCAmelCase_						=      stack.pop()
                  stack.append(calc[c](A		,					A						)						)

      return stack.pop()


# Driver code
if __name__ == "__main__":
 _snake_case		  =   "+ 9 * 2 6"
 print(evaluate(test_expression))

 _snake_case		  =   "/ * 10 2 + 4 1 "
 print(evaluate(test_expression))



