




from __future__ import annotations

from typing import Any
class 			_UpperCamelCase      :
      def __init__(			self   :Any ,      lowerCamelCase   :int ,      lowerCamelCase   :int ,      lowerCamelCase   :float = 0      )     ->			Optional[Any]:
       UpperCAmelCase__							 =						row, column
       UpperCAmelCase__							 =						[[default_value for c in range(UpperCAmelCase_      )] for r in range(UpperCAmelCase_      )]
      def __str__(			self   :Union[str, Any]      )     ->			int:
       UpperCAmelCase__							 =						f'''Matrix consist of {self.row} rows and {self.column} columns\n'''

       # Make string identifier
       UpperCAmelCase__							 =						0
       for row_vector in self.array:
        for obj in row_vector:
         UpperCAmelCase__							 =						max(UpperCAmelCase_ ,      len(str(UpperCAmelCase_      )      )      )
       UpperCAmelCase__							 =						f'''%{max_element_length}s'''

       # Make string and return
       def single_line(lowerCamelCase   :list[float]      ) -> str:
        nonlocal string_format_identifier
        UpperCAmelCase__							 =						'['
        line += ", ".join(string_format_identifier % (obj,) for obj in row_vector      )
        line += "]"
        return line

       s += "\n".join(single_line(UpperCAmelCase_      ) for row_vector in self.array      )
       return s
      def __repr__(			self   :Any      )     ->			Union[str, Any]:
       return str(self      )
      def 	UpperCAmelCase_						(			self   :int ,      lowerCamelCase   :tuple[int, int]      )     ->			Optional[int]:
       if not (isinstance(UpperCAmelCase_ ,      (list, tuple)      ) and len(UpperCAmelCase_      ) == 2):
        return False
       elif not (0 <= loc[0] < self.row and 0 <= loc[1] < self.column):
        return False
       else:
        return True
      def __getitem__(			self   :Dict ,      lowerCamelCase   :tuple[int, int]      )     ->			Union[str, Any]:
       assert self.validate_indicies(UpperCAmelCase_      )
       return self.array[loc[0]][loc[1]]
      def __setitem__(			self   :Tuple ,      lowerCamelCase   :tuple[int, int] ,      lowerCamelCase   :float      )     ->			Optional[int]:
       assert self.validate_indicies(UpperCAmelCase_      )
       UpperCAmelCase__							 =						value
      def __add__(			self   :Optional[Any] ,      lowerCamelCase   :Matrix      )     ->			Dict:
       assert isinstance(UpperCAmelCase_ ,      UpperCAmelCase_      )
       assert self.row == another.row and self.column == another.column

       # Add
       UpperCAmelCase__							 =						Matrix(self.row ,      self.column      )
       for r in range(self.row      ):
        for c in range(self.column      ):
         UpperCAmelCase__							 =						self[r, c] + another[r, c]
       return result
      def __neg__(			self   :str      )     ->			str:
       UpperCAmelCase__							 =						Matrix(self.row ,      self.column      )
       for r in range(self.row      ):
        for c in range(self.column      ):
         UpperCAmelCase__							 =						-self[r, c]
       return result
      def __sub__(			self   :Union[str, Any] ,      lowerCamelCase   :Matrix      )     ->			Tuple:
       return self + (-another)
      def __mul__(			self   :Optional[int] ,      lowerCamelCase   :int | float | Matrix      )     ->			Any:

       if isinstance(UpperCAmelCase_ ,      (int, float)      ):  # Scalar multiplication
        UpperCAmelCase__							 =						Matrix(self.row ,      self.column      )
        for r in range(self.row      ):
         for c in range(self.column      ):
          UpperCAmelCase__							 =						self[r, c] * another
        return result
       elif isinstance(UpperCAmelCase_ ,      UpperCAmelCase_      ):  # Matrix multiplication
        assert self.column == another.row
        UpperCAmelCase__							 =						Matrix(self.row ,      another.column      )
        for r in range(self.row      ):
         for c in range(another.column      ):
          for i in range(self.column      ):
           result[r, c] += self[r, i] * another[i, c]
        return result
       else:
        UpperCAmelCase__							 =						f'''Unsupported type given for another ({type(UpperCAmelCase_      )})'''
        raise TypeError(UpperCAmelCase_      )
      def 	UpperCAmelCase_						(			self   :Any      )     ->			str:
       UpperCAmelCase__							 =						Matrix(self.column ,      self.row      )
       for r in range(self.row      ):
        for c in range(self.column      ):
         UpperCAmelCase__							 =						self[r, c]
       return result







      def 	UpperCAmelCase_						(			self   :List[Any] ,      lowerCamelCase   :Matrix ,      lowerCamelCase   :Matrix      )     ->			Tuple:
       assert isinstance(UpperCAmelCase_ ,      UpperCAmelCase_      ) and isinstance(UpperCAmelCase_ ,      UpperCAmelCase_      )
       assert self.row == self.column == u.row == v.row  # u, v should be column vector
       assert u.column == v.column == 1  # u, v should be column vector

       # Calculate
       UpperCAmelCase__							 =						v.transpose()
       UpperCAmelCase__							 =						(v_t * self * u)[0, 0] + 1
       if numerator_factor == 0:
        return None  # It's not invertable
       return self - ((self * u) * (v_t * self) * (1.0 / numerator_factor))


# Testing
if __name__ == "__main__":



 def 						lowerCAmelCase		(		):




  """simple docstring"""







  UpperCAmelCase__							 =						Matrix(3						,							3						,							0	)
  for i in range(3	):
   UpperCAmelCase__							 =						1
  print(F'''a^(-1) is {ainv}'''	)
  # u, v
  UpperCAmelCase__							 =						Matrix(3						,							1						,							0	)
  UpperCAmelCase__							 =						1, 2, -3
  UpperCAmelCase__							 =						Matrix(3						,							1						,							0	)
  UpperCAmelCase__							 =						4, -2, 5
  print(F'''u is {u}'''	)
  print(F'''v is {v}'''	)
  print(F'''uv^T is {u * v.transpose()}'''	)
  # Sherman Morrison
  print(F'''(a + uv^T)^(-1) is {ainv.sherman_morrison(lowerCamelCase_						,							lowerCamelCase_	)}'''	)



 def 						lowerCAmelCase		(		):




  """simple docstring"""







  import doctest

  doctest.testmod()


 testa()











import glob
import os
import random
from string import ascii_lowercase, digits

import cva
import numpy as np

# Parrameters
_lowerCAmelCase						:   Union[str, Any]		=   (7_2_0, 1_2_8_0)  # Height, Width
_lowerCAmelCase						:   Any		=   (0.4, 0.6)  # if height or width lower than this scale, drop it.
_lowerCAmelCase						:   List[str]		=   1 / 1_0_0
_lowerCAmelCase						:   Union[str, Any]		=   ""
_lowerCAmelCase						:   Any		=   ""
_lowerCAmelCase						:   List[str]		=   ""
_lowerCAmelCase						:   Union[str, Any]		=   2_5_0



def 						lowerCAmelCase		(		):




 """simple docstring"""







 UpperCAmelCase__ , UpperCAmelCase__							 =						get_dataset(_lowerCAmelCase						,							_lowerCAmelCase	)
 for index in range(_lowerCAmelCase	):
  UpperCAmelCase__							 =						random.sample(range(len(_lowerCAmelCase	)	)						,							4	)
  UpperCAmelCase__ , UpperCAmelCase__ , UpperCAmelCase__							 =						update_image_and_anno(
      _lowerCAmelCase						,							_lowerCAmelCase						,							_lowerCAmelCase						,							_lowerCAmelCase						,							_lowerCAmelCase						,							filter_scale=_lowerCAmelCase						,							)

  # Get random string code: '7b7ad245cdff75241935e4dd860f3bad'
  UpperCAmelCase__							 =						random_chars(32	)
  UpperCAmelCase__							 =						path.split(os.sep	)[-1].rsplit("."						,							1	)[0]
  UpperCAmelCase__							 =						F'''{OUTPUT_DIR}/{file_name}_MOSAIC_{letter_code}'''
  cva.imwrite(F'''{file_root}.jpg'''						,							_lowerCAmelCase						,							[cva.IMWRITE_JPEG_QUALITY, 85]	)
  print(F'''Succeeded {index+1}/{NUMBER_IMAGES} with {file_name}'''	)
  UpperCAmelCase__							 =						[]
  for anno in new_annos:
   UpperCAmelCase__							 =						anno[3] - anno[1]
   UpperCAmelCase__							 =						anno[4] - anno[2]
   UpperCAmelCase__							 =						anno[1] + width / 2
   UpperCAmelCase__							 =						anno[2] + height / 2
   UpperCAmelCase__							 =						F'''{anno[0]} {x_center} {y_center} {width} {height}'''
   annos_list.append(_lowerCAmelCase	)
  with open(F'''{file_root}.txt'''						,							"w"	) as outfile:
   outfile.write("\n".join(line for line in annos_list	)	)



def 						lowerCAmelCase		(		_lowerCAmelCase							:   str						,							_lowerCAmelCase							:   str	):




 """simple docstring"""







 UpperCAmelCase__							 =						[]
 UpperCAmelCase__							 =						[]
 for label_file in glob.glob(os.path.join(_lowerCAmelCase						,							"*.txt"	)	):
  UpperCAmelCase__							 =						label_file.split(os.sep	)[-1].rsplit("."						,							1	)[0]
  with open(_lowerCAmelCase	) as in_file:
   UpperCAmelCase__							 =						in_file.readlines()
  UpperCAmelCase__							 =						os.path.join(_lowerCAmelCase						,							F'''{label_name}.jpg'''	)

  UpperCAmelCase__							 =						[]
  for obj_list in obj_lists:
   UpperCAmelCase__							 =						obj_list.rstrip("\n"	).split(" "	)
   UpperCAmelCase__							 =						float(obj[1]	) - float(obj[3]	) / 2
   UpperCAmelCase__							 =						float(obj[2]	) - float(obj[4]	) / 2
   UpperCAmelCase__							 =						float(obj[1]	) + float(obj[3]	) / 2
   UpperCAmelCase__							 =						float(obj[2]	) + float(obj[4]	) / 2

   boxes.append([int(obj[0]	), xmin, ymin, xmax, ymax]	)
  if not boxes:
   continue
  img_paths.append(_lowerCAmelCase	)
  labels.append(_lowerCAmelCase	)
 return img_paths, labels



def 						lowerCAmelCase		(		_lowerCAmelCase							:   list						,							_lowerCAmelCase							:   list						,							_lowerCAmelCase							:   list[int]						,							_lowerCAmelCase							:   tuple[int, int]						,							_lowerCAmelCase							:   tuple[float, float]						,							_lowerCAmelCase							:   float = 0.0						,							):




 """simple docstring"""







 UpperCAmelCase__							 =						np.zeros([output_size[0], output_size[1], 3]						,							dtype=np.uinta	)
 UpperCAmelCase__							 =						scale_range[0] + random.random() * (scale_range[1] - scale_range[0])
 UpperCAmelCase__							 =						scale_range[0] + random.random() * (scale_range[1] - scale_range[0])
 UpperCAmelCase__							 =						int(scale_x * output_size[1]	)
 UpperCAmelCase__							 =						int(scale_y * output_size[0]	)

 UpperCAmelCase__							 =						[]
 UpperCAmelCase__							 =						[]
 for i, index in enumerate(_lowerCAmelCase	):
  UpperCAmelCase__							 =						all_img_list[index]
  path_list.append(_lowerCAmelCase	)
  UpperCAmelCase__							 =						all_annos[index]
  UpperCAmelCase__							 =						cva.imread(_lowerCAmelCase	)
  if i == 0:  # top-left
   UpperCAmelCase__							 =						cva.resize(_lowerCAmelCase						,							(divid_point_x, divid_point_y)	)
   UpperCAmelCase__							 =						img
   for bbox in img_annos:
    UpperCAmelCase__							 =						bbox[1] * scale_x
    UpperCAmelCase__							 =						bbox[2] * scale_y
    UpperCAmelCase__							 =						bbox[3] * scale_x
    UpperCAmelCase__							 =						bbox[4] * scale_y
    new_anno.append([bbox[0], xmin, ymin, xmax, ymax]	)
  elif i == 1:  # top-right
   UpperCAmelCase__							 =						cva.resize(_lowerCAmelCase						,							(output_size[1] - divid_point_x, divid_point_y)	)
   UpperCAmelCase__							 =						img
   for bbox in img_annos:
    UpperCAmelCase__							 =						scale_x + bbox[1] * (1 - scale_x)
    UpperCAmelCase__							 =						bbox[2] * scale_y
    UpperCAmelCase__							 =						scale_x + bbox[3] * (1 - scale_x)
    UpperCAmelCase__							 =						bbox[4] * scale_y
    new_anno.append([bbox[0], xmin, ymin, xmax, ymax]	)
  elif i == 2:  # bottom-left
   UpperCAmelCase__							 =						cva.resize(_lowerCAmelCase						,							(divid_point_x, output_size[0] - divid_point_y)	)
   UpperCAmelCase__							 =						img
   for bbox in img_annos:
    UpperCAmelCase__							 =						bbox[1] * scale_x
    UpperCAmelCase__							 =						scale_y + bbox[2] * (1 - scale_y)
    UpperCAmelCase__							 =						bbox[3] * scale_x
    UpperCAmelCase__							 =						scale_y + bbox[4] * (1 - scale_y)
    new_anno.append([bbox[0], xmin, ymin, xmax, ymax]	)
  else:  # bottom-right
   UpperCAmelCase__							 =						cva.resize(
       _lowerCAmelCase						,							(output_size[1] - divid_point_x, output_size[0] - divid_point_y)	)
   UpperCAmelCase__							 =						img
   for bbox in img_annos:
    UpperCAmelCase__							 =						scale_x + bbox[1] * (1 - scale_x)
    UpperCAmelCase__							 =						scale_y + bbox[2] * (1 - scale_y)
    UpperCAmelCase__							 =						scale_x + bbox[3] * (1 - scale_x)
    UpperCAmelCase__							 =						scale_y + bbox[4] * (1 - scale_y)
    new_anno.append([bbox[0], xmin, ymin, xmax, ymax]	)

    # Remove bounding box small than scale of filter
 if filter_scale > 0:
  UpperCAmelCase__							 =						[
      anno
      for anno in new_anno
      if filter_scale < (anno[3] - anno[1]) and filter_scale < (anno[4] - anno[2])
  ]

 return output_img, new_anno, path_list[0]



def 						lowerCAmelCase		(		_lowerCAmelCase							:   int	):




 """simple docstring"""







 assert number_char > 1, "The number of character should greater than 1"
 UpperCAmelCase__							 =						ascii_lowercase + digits
 return "".join(random.choice(_lowerCAmelCase	) for _ in range(_lowerCAmelCase	)	)


if __name__ == "__main__":
  main()
  print("DONE ✅")





