
import importlib.metadata
import sys

from transformers.testing_utils import TestCasePlus
from transformers.utils.versions import require_version, require_version_core


__a							  =						importlib.metadata.version("""numpy""")
__a							  =						""".""".join([str(x) for x in sys.version_info[:3]])

class        UpperCamelCase__(    lowerCAmelCase__	):

	"""simple docstring"""

	def        _a					(      self				:			Optional[int] ):
			"""simple docstring"""





			require_version_core("numpy<1000.4.5" )
			require_version_core("numpy<1000.4" )
			require_version_core("numpy<1000" )

			# le
			require_version_core("numpy<=1000.4.5" )
			require_version_core(f'''numpy<={numpy_ver}''' )

			# eq
			require_version_core(f'''numpy=={numpy_ver}''' )

			# ne
			require_version_core("numpy!=1000.4.5" )

			# ge
			require_version_core("numpy>=1.0" )
			require_version_core("numpy>=1.0.0" )
			require_version_core(f'''numpy>={numpy_ver}''' )

			# gt
			require_version_core("numpy>1.0.0" )

			# mix
			require_version_core("numpy>1.0.0,<1000" )

			# requirement w/o version
			require_version_core("numpy" )

			# unmet requirements due to version conflict
			for req in ["numpy==1.0.0", "numpy>=1000.0.0", f'''numpy<{numpy_ver}''']:
					try:
							require_version_core(snake_case__ )
					except ImportError as e:
							self.assertIn(f'''{req} is required'''							,			str(snake_case__ ) )
							self.assertIn("but found"							,			str(snake_case__ ) )

        # unmet requirements due to missing module
			for req in ["numpipypie>1", "numpipypie2"]:
					try:
							require_version_core(snake_case__ )
					except importlib.metadata.PackageNotFoundError as e:
							self.assertIn(f'''The \'{req}\' distribution was not found and is required by this application'''							,			str(snake_case__ ) )
							self.assertIn("Try: pip install transformers -U"							,			str(snake_case__ ) )

        # bogus requirements formats:
        # 1. whole thing
			for req in ["numpy??1.0.0", "numpy1.0.0"]:
					try:
							require_version_core(snake_case__ )
					except ValueError as e:
							self.assertIn("requirement needs to be in the pip package format"							,			str(snake_case__ ) )
        # 2. only operators
			for req in ["numpy=1.0.0", "numpy == 1.00", "numpy<>1.0.0", "numpy><1.00", "numpy>>1.0.0"]:
					try:
							require_version_core(snake_case__ )
					except ValueError as e:
							self.assertIn("need one of "							,			str(snake_case__ ) )







	def        _a					(      self				:			Union[str, Any] ):
			"""simple docstring"""





			require_version("python>=3.6.0" )

			# not matching requirements
			for req in ["python>9.9.9", "python<3.0.0"]:
					try:
							require_version_core(snake_case__ )
					except ImportError as e:
							self.assertIn(f'''{req} is required'''							,			str(snake_case__ ) )
							self.assertIn(f'''but found python=={python_ver}'''							,			str(snake_case__ ) )






from __future__ import annotations

from typing import Any

class        UpperCamelCase__:

	"""simple docstring"""

	def __init__(      self				:			Dict							,			snake_case__				:			Any							,			snake_case__				:			Any ):  # noqa: A002
			"""simple docstring"""





			A				=item
			A				=next


class        UpperCamelCase__:

	"""simple docstring"""

	def __init__(      self				:			Optional[Any] ):
			"""simple docstring"""





			A				=None
			A				=0







	def        _a					(      self				:			str							,			snake_case__				:			Any ):
			"""simple docstring"""





			A				=Node(snake_case__							,			self.head )
			self.size += 1







	def        _a					(      self				:			Dict ):
			"""simple docstring"""





			if self.head is None:
					return None
			else:
					A				=self.head.item
					A				=self.head.next
					self.size -= 1
					return item







	def        _a					(      self				:			Any ):
			"""simple docstring"""





			return self.head is None







	def __str__(      self				:			Dict ):
			"""simple docstring"""





			if self.is_empty():
					return ""
			else:
					A				=self.head
					A				=""
					A				=[]
					while iterate:
							item_list.append(str(iterate.item ) )
							A				=iterate.next

					A				=" --> ".join(snake_case__ )

					return item_str







	def __len__(      self				:			Union[str, Any] ):
			"""simple docstring"""





			return self.size




