
'''simple docstring'''







from typing import Callable, Dict, Optional, Tuple

import torch
from torch import nn
from torch.distributions import (
    AffineTransform,
    Distribution,
    Independent,
    NegativeBinomial,
    Normal,
    StudentT,
    TransformedDistribution,
)






class 			lowerCAmelCase__       (  __A					):






					"""simple docstring"""




					def __init__(       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE=None    ,							__SCREAMING_SNAKE_CASE=None    ,							__SCREAMING_SNAKE_CASE=0		):


											"""simple docstring"""





											lowercase_     :					Any													=	1.0 if scale is None else scale
											lowercase_     :					Optional[Any]													=	0.0 if loc is None else loc

											super().__init__(__lowercase    ,							[AffineTransform(loc=self.loc    ,							scale=self.scale    ,							event_dim=__lowercase		)]		)






					@property
					def      _snake_case   (       self		):


											"""simple docstring"""





											return self.base_dist.mean * self.scale + self.loc






					@property
					def      _snake_case   (       self		):


											"""simple docstring"""





											return self.base_dist.variance * self.scale**2






					@property
					def      _snake_case   (       self		):


											"""simple docstring"""





											return self.variance.sqrt()







class 			lowerCAmelCase__       (  nn.Module					):






					"""simple docstring"""




					def __init__(       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE    ,							**__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											super().__init__(**__lowercase		)
											lowercase_     :					List[str]													=	args_dim
											lowercase_     :					Optional[int]													=	nn.ModuleList([nn.Linear(__lowercase    ,							__lowercase		) for dim in args_dim.values()]		)
											lowercase_     :					Optional[Any]													=	domain_map






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											lowercase_     :					Union[str, Any]													=	[proj(__lowercase		) for proj in self.proj]

											return self.domain_map(*__lowercase		)







class 			lowerCAmelCase__       (  nn.Module					):






					"""simple docstring"""




					def __init__(       self    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											super().__init__()
											lowercase_     :					List[str]													=	function






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							*__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											return self.function(__lowercase    ,							*__lowercase		)







class 			lowerCAmelCase__       :






					"""simple docstring"""




					lowerCAmelCase_					       =					42
					lowerCAmelCase_					       =					42
					lowerCAmelCase_					       =					42






					def __init__(       self    ,							__SCREAMING_SNAKE_CASE = 1		):


											"""simple docstring"""





											lowercase_     :					Optional[Any]													=	dim
											lowercase_     :					int													=	{k: dim * self.args_dim[k] for k in self.args_dim}






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											if self.dim == 1:
																	return self.distribution_class(*__lowercase		)
											else:
																	return Independent(self.distribution_class(*__lowercase		)    ,							1		)






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = None    ,							__SCREAMING_SNAKE_CASE = None    ,							):


											"""simple docstring"""





											lowercase_     :					Tuple													=	self._base_distribution(__lowercase		)
											if loc is None and scale is None:
																	return distr
											else:
																	return AffineTransformed(__lowercase    ,							loc=__lowercase    ,							scale=__lowercase    ,							event_dim=self.event_dim		)






					@property
					def      _snake_case   (       self		):


											"""simple docstring"""





											return () if self.dim == 1 else (self.dim,)






					@property
					def      _snake_case   (       self		):


											"""simple docstring"""





											return len(self.event_shape		)






					@property
					def      _snake_case   (       self		):


											"""simple docstring"""





											return 0.0






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											return ParameterProjection(
											    in_features=__lowercase    ,							args_dim=self.args_dim    ,							domain_map=LambdaLayer(self.domain_map		)    ,							)






					def      _snake_case   (       self    ,							*__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											raise NotImplementedError()






					@staticmethod
					def      _snake_case   (       __SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											return (x + torch.sqrt(torch.square(__lowercase		) + 4.0		)) / 2.0







class 			lowerCAmelCase__       (  __A					):






					"""simple docstring"""




					lowerCAmelCase_					       =					{"df": 1, "loc": 1, "scale": 1}
					lowerCAmelCase_					       =					StudentT






					@classmethod
					def      _snake_case   (       cls    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											lowercase_     :					List[str]													=	cls.squareplus(__lowercase		).clamp_min(torch.finfo(scale.dtype		).eps		)
											lowercase_     :					Union[str, Any]													=	2.0 + cls.squareplus(__lowercase		)
											return df.squeeze(-1		), loc.squeeze(-1		), scale.squeeze(-1		)







class 			lowerCAmelCase__       (  __A					):






					"""simple docstring"""




					lowerCAmelCase_					       =					{"loc": 1, "scale": 1}
					lowerCAmelCase_					       =					Normal






					@classmethod
					def      _snake_case   (       cls    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											lowercase_     :					Optional[Any]													=	cls.squareplus(__lowercase		).clamp_min(torch.finfo(scale.dtype		).eps		)
											return loc.squeeze(-1		), scale.squeeze(-1		)







class 			lowerCAmelCase__       (  __A					):






					"""simple docstring"""




					lowerCAmelCase_					       =					{"total_count": 1, "logits": 1}
					lowerCAmelCase_					       =					NegativeBinomial






					@classmethod
					def      _snake_case   (       cls    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											lowercase_     :					Optional[Any]													=	cls.squareplus(__lowercase		)
											return total_count.squeeze(-1		), logits.squeeze(-1		)






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											lowercase_						,			lowercase_     :					Dict													=	distr_args
											if self.dim == 1:
																	return self.distribution_class(total_count=__lowercase    ,							logits=__lowercase		)
											else:
																	return Independent(self.distribution_class(total_count=__lowercase    ,							logits=__lowercase		)    ,							1		)






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = None    ,							__SCREAMING_SNAKE_CASE = None		):


											"""simple docstring"""





											lowercase_						,			lowercase_     :					Optional[Any]													=	distr_args

											if scale is not None:
																	# See scaling property of Gamma.
																	logits += scale.log()

											return self._base_distribution((total_count, logits)		)





'''simple docstring'''







from __future__ import annotations






class 			lowerCAmelCase__       :






					def __init__(       self    ,							__SCREAMING_SNAKE_CASE = 0		):


											"""simple docstring"""





											lowercase_     :					Any													=	key






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											lowercase_     :					List[str]													=	key or self.__key or 1

											# make sure key is an appropriate size
											key %= 2_55

											return [chr(ord(__SCREAMING_SNAKE_CASE		) ^ key		) for ch in content]






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											lowercase_     :					Optional[int]													=	key or self.__key or 1

											# make sure key is an appropriate size
											key %= 2_55

											return [chr(ord(__SCREAMING_SNAKE_CASE		) ^ key		) for ch in content]






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = 0		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											lowercase_     :					List[Any]													=	key or self.__key or 1

											# make sure key can be any size
											while key > 2_55:
																	key -= 2_55

											# This will be returned
											lowercase_     :					str													=	''''''

											for ch in content:
																	ans += chr(ord(__SCREAMING_SNAKE_CASE		) ^ key		)

											return ans






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = 0		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											lowercase_     :					Any													=	key or self.__key or 1

											# make sure key can be any size
											while key > 2_55:
																	key -= 2_55

											# This will be returned
											lowercase_     :					Dict													=	''''''

											for ch in content:
																	ans += chr(ord(__SCREAMING_SNAKE_CASE		) ^ key		)

											return ans






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE = 0		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											try:
																	with open(__SCREAMING_SNAKE_CASE		) as fin, open('''encrypt.out'''    ,							'''w+'''		) as fout:
																							# actual encrypt-process
																							for line in fin:
																													fout.write(self.encrypt_string(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)		)

											except OSError:
																	return False

											return True






					def      _snake_case   (       self    ,							__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		):


											"""simple docstring"""





											assert isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		) and isinstance(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)

											try:
																	with open(__SCREAMING_SNAKE_CASE		) as fin, open('''decrypt.out'''    ,							'''w+'''		) as fout:
																							# actual encrypt-process
																							for line in fin:
																													fout.write(self.decrypt_string(__SCREAMING_SNAKE_CASE    ,							__SCREAMING_SNAKE_CASE		)		)

											except OSError:
																	return False

											return True


# Tests
# crypt = XORCipher()
# key = 67

# # test encrypt
# print(crypt.encrypt("hallo welt",key))
# # test decrypt
# print(crypt.decrypt(crypt.encrypt("hallo welt",key), key))

# # test encrypt_string
# print(crypt.encrypt_string("hallo welt",key))

# # test decrypt_string
# print(crypt.decrypt_string(crypt.encrypt_string("hallo welt",key),key))

# if (crypt.encrypt_file("test.txt",key)):
#       print("encrypt successful")
# else:
#       print("encrypt unsuccessful")

# if (crypt.decrypt_file("encrypt.out",key)):
#       print("decrypt successful")
# else:
#       print("decrypt unsuccessful")



