Done

04-matrix-sort/row_col_sort.py

@@ -5,6 +5,11 @@ def matrix_parse(matrix):
 
 	return out
 
+def matrix_from_file(file):
+	with open(file, 'r') as file:
+
+		return matrix_parse(file.read())
+
 def matrix_sum(matrix):
 	row_sum  = []
 	col_sum = [0 for col in range(len(matrix)+1)]
@@ -16,6 +21,26 @@ def matrix_sum(matrix):
 
 	return row_sum, col_sum
 
+def sort_row(matrix):
+	row_sum, col_sum = matrix_sum(matrix)
+	out = []
+
+	for index, row in sorted( [i for i in enumerate(row_sum)], key=lambda x:x[1] ):
+		out.append(matrix[index])
+
+	return out;
+
+def sort_col(matrix):
+	row_sum, col_sum = matrix_sum(matrix)
+	out = []
+	places = sorted( [i for i in enumerate(col_sum)], key=lambda x:x[1])
+
+	for index, row in enumerate(matrix):
+		out.append([row[i[0]] for i in places])
+
+	return out
+
+
 def matrix_get_element_width(matrix):
 	max = 0
 	for row in matrix:
@@ -32,11 +57,6 @@ def matrix_print(matrix, width=None):
 	for row in matrix:
 		print('', *['{:{}d}'.format(el, width) for el in row], '', sep=' | ')
 
-def matrix_from_file(file):
-	with open(file, 'r') as file:
-
-		return matrix_parse(file.read())
-
 
 m1 ='''10 5 4 20
 9 33 27 16