


import numpy as np


class        A_					:




      '''simple docstring'''


      def __init__(				self:       Tuple						,      a:       List[Any]=5						,      a:       Dict=5				):
       __lowerCamelCase		:							Tuple							=						depth
       __lowerCamelCase		:							Optional[int]							=						0
       __lowerCamelCase		:							Optional[Any]							=						None
       __lowerCamelCase		:							Optional[int]							=						None
       __lowerCamelCase		:							Optional[Any]							=						min_leaf_size
       __lowerCamelCase		:							Optional[int]							=						None




      def      _snake_case	(				self:       int						,      a:       Any						,      a:       int				):
       if labels.ndim != 1:
        print('Error: Input labels must be one dimensional'				)

       return np.mean((labels - prediction) ** 2				)




      def      _snake_case	(				self:       Tuple						,      a:       str						,      a:       Union[str, Any]				):
       if x.ndim != 1:
        print('Error: Input data set must be one dimensional'				)
        return
       if len(a				) != len(a				):
        print('Error: X and y have different lengths'				)
        return
       if y.ndim != 1:
        print('Error: Data set labels must be one dimensional'				)
        return

       if len(a				) < 2 * self.min_leaf_size:
        __lowerCamelCase		:							Optional[Any]							=						np.mean(a				)
        return

       if self.depth == 1:
        __lowerCamelCase		:							int							=						np.mean(a				)
        return

       __lowerCamelCase		:							Union[str, Any]							=						0
       __lowerCamelCase		:							int							=						self.mean_squared_error(a						,      np.mean(a				)				) * 2
       for i in range(len(a				)				):
        if len(x[:i]				) < self.min_leaf_size:
         continue
        elif len(x[i:]				) < self.min_leaf_size:
         continue
        else:
         __lowerCamelCase		:							Dict							=						self.mean_squared_error(x[:i]						,      np.mean(y[:i]				)				)
         __lowerCamelCase		:							str							=						self.mean_squared_error(x[i:]						,      np.mean(y[i:]				)				)
         __lowerCamelCase		:							Any							=						error_left + error_right
         if error < min_error:
          __lowerCamelCase		:							str							=						i
          __lowerCamelCase		:							Any							=						error

       if best_split != 0:
        __lowerCamelCase		:							Union[str, Any]							=						x[:best_split]
        __lowerCamelCase		:							Tuple							=						y[:best_split]
        __lowerCamelCase		:							Tuple							=						x[best_split:]
        __lowerCamelCase		:							int							=						y[best_split:]

        __lowerCamelCase		:							List[Any]							=						x[best_split]
        __lowerCamelCase		:							Tuple							=						DecisionTree(
            depth=self.depth - 1						,      min_leaf_size=self.min_leaf_size				)
        __lowerCamelCase		:							Dict							=						DecisionTree(
            depth=self.depth - 1						,      min_leaf_size=self.min_leaf_size				)
        self.left.train(a						,      a				)
        self.right.train(a						,      a				)
       else:
        __lowerCamelCase		:							Optional[Any]							=						np.mean(a				)

       return




      def      _snake_case	(				self:       Any						,      a:       Union[str, Any]				):
       if self.prediction is not None:
        return self.prediction
       elif self.left or self.right is not None:
        if x >= self.decision_boundary:
         return self.right.predict(a				)
        else:
         return self.left.predict(a				)
       else:
        print('Error: Decision tree not yet trained'				)
        return None



class        A_					:




      '''simple docstring'''


      @staticmethod
      def      _snake_case	(				a:       Optional[int]						,      a:       str				):
       __lowerCamelCase		:							Optional[Any]							=						float(0				)
       for label in labels:
        squared_error_sum += (label - prediction) ** 2

       return float(squared_error_sum / labels.size				)



def       UpperCamelCase__     (  ):
 __lowerCamelCase		:							int							=						np.arange(-1.0			,       1.0			,       0.005						)
 __lowerCamelCase		:							List[Any]							=						np.sin(SCREAMING_SNAKE_CASE__						)

 __lowerCamelCase		:							str							=						DecisionTree(depth=10			,       min_leaf_size=10						)
 tree.train(SCREAMING_SNAKE_CASE__			,       SCREAMING_SNAKE_CASE__						)

 __lowerCamelCase		:							Tuple							=						(np.random.rand(10						) * 2) - 1
 __lowerCamelCase		:							List[str]							=						np.array([tree.predict(SCREAMING_SNAKE_CASE__						) for x in test_cases]						)
 __lowerCamelCase		:							str							=						np.mean((predictions - test_cases) ** 2						)

 print('Test values: ' + str(SCREAMING_SNAKE_CASE__						)						)
 print('Predictions: ' + str(SCREAMING_SNAKE_CASE__						)						)
 print('Average error: ' + str(SCREAMING_SNAKE_CASE__						)						)


if __name__ == "__main__":
       main()
       import doctest

       doctest.testmod(name='mean_squarred_error', verbose=True)





from typing import Optional, Tuple

import flax.linen as nn
import jax
import jax.numpy as jnp
from configuration_hybrid_clip import HybridCLIPConfig
from flax.core.frozen_dict import FrozenDict

from transformers import FLAX_MODEL_MAPPING, FlaxCLIPVisionModel
from transformers.modeling_flax_utils import FlaxPreTrainedModel
from transformers.models.clip.modeling_flax_clip import FlaxCLIPOutput
from transformers.utils import logging


lowercase_           =	logging.get_logger(__name__)


class        A_					(       nn.Module    ):




      '''simple docstring'''


      __snake_case					       =   42
      __snake_case					       =   jnp.floataa




      def      _snake_case	(				self:       List[Any]				):
       __lowerCamelCase		:							Union[str, Any]							=						self.config.text_config
       __lowerCamelCase		:							List[Any]							=						self.config.vision_config

       __lowerCamelCase		:							Any							=						self.config.projection_dim
       __lowerCamelCase		:							Dict							=						text_config.hidden_size
       __lowerCamelCase		:							str							=						vision_config.hidden_size

       __lowerCamelCase		:							Optional[Any]							=						FLAX_MODEL_MAPPING[self.config.text_config.__class__].module_class
       __lowerCamelCase		:							int							=						FLAX_MODEL_MAPPING.get(self.config.vision_config.__class__						,      a				).module_class

       __lowerCamelCase		:							Union[str, Any]							=						text_module(a						,      dtype=self.dtype				)
       __lowerCamelCase		:							int							=						vision_module(a						,      dtype=self.dtype				)

       __lowerCamelCase		:							Union[str, Any]							=						nn.Dense(
           self.projection_dim						,      dtype=self.dtype						,      kernel_init=jax.nn.initializers.normal(0.0_2				)						,      use_bias=a						,      )
       __lowerCamelCase		:							int							=						nn.Dense(
           self.projection_dim						,      dtype=self.dtype						,      kernel_init=jax.nn.initializers.normal(0.0_2				)						,      use_bias=a						,      )
       __lowerCamelCase		:							Dict							=						self.param('logit_scale'						,      jax.nn.initializers.ones						,      []				)




      def __call__(				self:       int						,      a:       Union[str, Any]=None						,      a:       str=None						,      a:       Tuple=None						,      a:       str=None						,      a:       List[Any]=None						,      a:       bool = True						,      a:       List[str]=None						,      a:       Any=None						,      a:       Optional[Any]=None						,      ):
       __lowerCamelCase		:							str							=						return_dict if return_dict is not None else self.config.return_dict

       __lowerCamelCase		:							Any							=						self.vision_model(
           pixel_values=a						,      deterministic=a						,      output_attentions=a						,      output_hidden_states=a						,      return_dict=a						,      )

       __lowerCamelCase		:							Union[str, Any]							=						self.text_model(
           input_ids=a						,      attention_mask=a						,      token_type_ids=a						,      position_ids=a						,      deterministic=a						,      output_attentions=a						,      output_hidden_states=a						,      return_dict=a						,      )

       __lowerCamelCase		:							Tuple							=						vision_outputs[1]
       __lowerCamelCase		:							List[Any]							=						self.visual_projection(a				)

       __lowerCamelCase		:							Any							=						text_outputs[1]
       __lowerCamelCase		:							Optional[Any]							=						self.text_projection(a				)

       # normalized features
       __lowerCamelCase		:							str							=						image_embeds / jnp.linalg.norm(a						,      axis=-1						,      keepdims=a				)
       __lowerCamelCase		:							Optional[int]							=						text_embeds / jnp.linalg.norm(a						,      axis=-1						,      keepdims=a				)

       # cosine similarity as logits
       __lowerCamelCase		:							Union[str, Any]							=						jnp.exp(self.logit_scale				)
       __lowerCamelCase		:							Union[str, Any]							=						jnp.matmul(a						,      image_embeds.T				) * logit_scale
       __lowerCamelCase		:							List[str]							=						logits_per_text.T

       if not return_dict:
        return (logits_per_image, logits_per_text, text_embeds, image_embeds, text_outputs, vision_outputs)

       return FlaxCLIPOutput(
           logits_per_image=a						,      logits_per_text=a						,      text_embeds=a						,      image_embeds=a						,      text_model_output=a						,      vision_model_output=a						,      )



class        A_					(       __UpperCamelCase    ):




      '''simple docstring'''


      __snake_case					       =   HybridCLIPConfig
      __snake_case					       =   FlaxHybridCLIPModule




      def __init__(				self:       List[Any]						,      a:       HybridCLIPConfig						,      a:       Optional[Tuple] = None						,      a:       int = 0						,      a:       jnp.dtype = jnp.floataa						,      **a:       int						,      ):
       if input_shape is None:
        __lowerCamelCase		:							int							=						((1, 1), (1, config.vision_config.image_size, config.vision_config.image_size, 3))

       __lowerCamelCase		:							int							=						self.module_class(config=a						,      dtype=a						,      **a				)
       super().__init__(a						,      a						,      input_shape=a						,      seed=a						,      dtype=a				)




      def      _snake_case	(				self:       Dict						,      a:       jax.random.PRNGKey						,      a:       Tuple						,      a:       FrozenDict = None				):
       # init input tensor
       __lowerCamelCase		:							int							=						jnp.zeros(input_shape[0]						,      dtype='i4'				)
       __lowerCamelCase		:							List[Any]							=						jnp.broadcast_to(jnp.arange(jnp.atleast_ad(a				).shape[-1]				)						,      input_shape[0]				)
       __lowerCamelCase		:							Any							=						jnp.ones_like(a				)
       __lowerCamelCase		:							int							=						jnp.ones_like(a				)

       __lowerCamelCase		:							Optional[Any]							=						jax.random.normal(a						,      input_shape[1]				)

       __lowerCamelCase					,     __lowerCamelCase		:							List[Any]							=						jax.random.split(a				)
       __lowerCamelCase		:							Tuple							=						{'params': params_rng, 'dropout': dropout_rng}

       return self.module.init(a						,      a						,      a						,      a						,      a						,      a				)["params"]




      def __call__(				self:       Tuple						,      a:       Optional[Any]						,      a:       Dict						,      a:       Optional[int]=None						,      a:       Union[str, Any]=None						,      a:       int=None						,      a:       dict = None						,      a:       jax.random.PRNGKey = None						,      a:       bool = False						,      a:       Optional[bool] = None						,      a:       Optional[bool] = None						,      a:       Optional[bool] = None						,      ):
       __lowerCamelCase		:							str							=						output_attentions if output_attentions is not None else self.config.output_attentions
       __lowerCamelCase		:							Dict							=						(
           output_hidden_states if output_hidden_states is not None else self.config.output_hidden_states
       )
       __lowerCamelCase		:							int							=						return_dict if return_dict is not None else self.config.return_dict

       if position_ids is None:
        __lowerCamelCase		:							Optional[int]							=						jnp.broadcast_to(jnp.arange(jnp.atleast_ad(a				).shape[-1]				)						,      input_ids.shape				)

       if token_type_ids is None:
        __lowerCamelCase		:							str							=						jnp.zeros_like(a				)

       if attention_mask is None:
        __lowerCamelCase		:							str							=						jnp.ones_like(a				)

       # Handle any PRNG if needed
       __lowerCamelCase		:							Union[str, Any]							=						{}
       if dropout_rng is not None:
        __lowerCamelCase		:							Any							=						dropout_rng

       return self.module.apply(
           {'params': params or self.params}						,      jnp.array(a						,      dtype='i4'				)						,      jnp.array(a						,      dtype=jnp.floataa				)						,      jnp.array(a						,      dtype='i4'				)						,      jnp.array(a						,      dtype='i4'				)						,      jnp.array(a						,      dtype='i4'				)						,      not train						,      a						,      a						,      a						,      rngs=a						,      )




      def      _snake_case	(				self:       Tuple						,      a:       Tuple						,      a:       List[Any]=None						,      a:       Dict=None						,      a:       int=None						,      a:       dict = None						,      a:       jax.random.PRNGKey = None						,      a:       Tuple=False						,      ):
       if position_ids is None:
        __lowerCamelCase		:							str							=						jnp.broadcast_to(jnp.arange(jnp.atleast_ad(a				).shape[-1]				)						,      input_ids.shape				)

       if token_type_ids is None:
        __lowerCamelCase		:							Union[str, Any]							=						jnp.zeros_like(a				)

       if attention_mask is None:
        __lowerCamelCase		:							int							=						jnp.ones_like(a				)

       # Handle any PRNG if needed
       __lowerCamelCase		:							Optional[int]							=						{}
       if dropout_rng is not None:
        __lowerCamelCase		:							List[str]							=						dropout_rng

       def _get_features(a:       str						,      a:       Any						,      a:       Optional[int]						,      a:       Optional[int]						,      a:       Union[str, Any]						,      a:       Optional[int]				):
        __lowerCamelCase		:							Tuple							=						module.text_model(
            input_ids=a						,      attention_mask=a						,      position_ids=a						,      token_type_ids=a						,      deterministic=a						,      )
        __lowerCamelCase		:							int							=						text_outputs[1]
        __lowerCamelCase		:							Optional[Any]							=						module.text_projection(a				)
        return text_features

       return self.module.apply(
           {'params': params or self.params}						,      jnp.array(a						,      dtype='i4'				)						,      jnp.array(a						,      dtype='i4'				)						,      jnp.array(a						,      dtype='i4'				)						,      jnp.array(a						,      dtype='i4'				)						,      not train						,      method=_get_features						,      rngs=a						,      )




      def      _snake_case	(				self:       int						,      a:       Optional[int]						,      a:       dict = None						,      a:       jax.random.PRNGKey = None						,      a:       str=False				):
       __lowerCamelCase		:							Dict							=						{}
       if dropout_rng is not None:
        __lowerCamelCase		:							List[str]							=						dropout_rng

       def _get_features(a:       str						,      a:       Tuple						,      a:       Any				):
        __lowerCamelCase		:							Dict							=						module.vision_model(pixel_values=a						,      deterministic=a				)
        __lowerCamelCase		:							int							=						vision_outputs[1]  # pooled_output
        __lowerCamelCase		:							int							=						module.visual_projection(a				)
        return image_features

       return self.module.apply(
           {'params': params or self.params}						,      jnp.array(a						,      dtype=jnp.floataa				)						,      not train						,      method=_get_features						,      rngs=a						,      )




      @classmethod
      def      _snake_case	(				cls:       str						,      a:       str = None						,      a:       str = None						,      *a:       Optional[Any]						,      **a:       List[str]						,      ):
       __lowerCamelCase		:							List[Any]							=						{
           argument[len('text_'				) :]: value for argument, value in kwargs.items() if argument.startswith('text_'				)
       }

       __lowerCamelCase		:							Optional[Any]							=						{
           argument[len('vision_'				) :]: value for argument, value in kwargs.items() if argument.startswith('vision_'				)
       }

       # remove text, vision kwargs from kwargs
       for key in kwargs_text.keys():
        del kwargs["text_" + key]
       for key in kwargs_vision.keys():
        del kwargs["vision_" + key]

       # Load and initialize the text and vision model
       __lowerCamelCase		:							Any							=						kwargs_text.pop('model'						,      a				)
       if text_model is None:
        assert (
            text_model_name_or_path is not None
        ), "If `model` is not defined as an argument, a `text_model_name_or_path` has to be defined"
        from transformers import FlaxAutoModel

        if "config" not in kwargs_text:
         from transformers import AutoConfig

         __lowerCamelCase		:							Optional[int]							=						AutoConfig.from_pretrained(a				)
         __lowerCamelCase		:							Any							=						text_config

        __lowerCamelCase		:							Dict							=						FlaxAutoModel.from_pretrained(a						,      *a						,      **a				)

       __lowerCamelCase		:							Any							=						kwargs_vision.pop('model'						,      a				)
       if vision_model is None:
        assert (
            vision_model_name_or_path is not None
        ), "If `model` is not defined as an argument, a `vision_model_name_or_path` has to be defined"
        from transformers import FlaxAutoModel

        if "config" not in kwargs_vision:
         from transformers import AutoConfig

         __lowerCamelCase		:							Any							=						AutoConfig.from_pretrained(a				)
         __lowerCamelCase		:							int							=						vision_config

        __lowerCamelCase		:							str							=						FlaxAutoModel.from_pretrained(a						,      *a						,      **a				)

       # instantiate config with corresponding kwargs
       __lowerCamelCase		:							Optional[int]							=						kwargs.pop('dtype'						,      jnp.floataa				)
       __lowerCamelCase		:							List[Any]							=						HybridCLIPConfig.from_text_vision_configs(text_model.config						,      vision_model.config						,      **a				)

       # init model
       __lowerCamelCase		:							List[Any]							=						cls(a						,      *a						,      dtype=a						,      **a				)

       if vision_config.model_type == "clip":
        __lowerCamelCase		:							Any							=						vision_model.params['vision_model']
        __lowerCamelCase		:							Optional[Any]							=						vision_model.params['visual_projection']['kernel']
       else:
        __lowerCamelCase		:							Optional[int]							=						vision_model.params

       __lowerCamelCase		:							List[str]							=						text_model.params

       return model

