[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

matrix/transpose_of_matrix.py

@@ -1,4 +1,4 @@
-""""
+""" "
 this program returns the transpose of a given 2-D matrix
 The transpose of a matrix is a new matrix formed by flipping the original matrix over its diagonal.
 
@@ -13,43 +13,43 @@
        [3,9,3]]
 
 """
-def transpose_matrix(matrix: list[list[int]]) ->list[list[int]]:
-    """""
+
+
+def transpose_matrix(matrix: list[list[int]]) -> list[list[int]]:
+    """ ""
     creating a new empty matrix for storing transposed values
     number of rows in the matrix=len(matrix)
     number of columns =number of elements in the matrix=number of element in 1st row of the matrix=len(matrix[0])
     """
-    transposed_matrix=[[0]*len(matrix) for _ in range(len(matrix[0]))]
-    """ 
+    transposed_matrix = [[0] * len(matrix) for _ in range(len(matrix[0]))]
+    """
     created an empty matrix of dimension len(matrix)*len(matrix[0])
     """
     for i in range(len(matrix)):
         for j in range(len(matrix[0])):
-            """ 
+            """
     traversing the matrix element-by-element starting from 1st element of 1st row to last element of last row
     1st loop--> traversing through the row
     2nd loop--> traversing through the column
     by this whole matrix is traversing
 
-    """ 
-            transposed_matrix[j][i]=matrix[i][j]
+    """
+            transposed_matrix[j][i] = matrix[i][j]
         """
         keeping the values of matrix to resultant matrix in transposed order
         for example 2nd element of 3rd row will be 3rd element of 2nd row
                     1nd element of 2rd row will be 2rd element of 1nd row
-        likwise diagonal element will reamin intact 
+        likwise diagonal element will reamin intact
 
-        """    
-        #return the transposed_matrix
+        """
+        # return the transposed_matrix
     return transposed_matrix
+
+
 """
 check for main function
 give input and call the transpose_matrix () function with matirx as a parameter
 """
-if __name__=="__main__":
-    matrix=[[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12]]
+if __name__ == "__main__":
+    matrix = [[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12]]
     print(transpose_matrix(matrix))
-
-        
-    
-