/
Input.py
54 lines (48 loc) · 1.63 KB
/
Input.py
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import Validation
def insert_matrix():
str_range = input('Please insert the range of a square matrix: ')
Validation.is_valid_range(str_range)
while not Validation.is_valid_range(str_range):
str_range = input('Please insert a valid positive number, higher than 1: ')
mat_range = int(str_range)
matrix = []
for i in range(mat_range):
string_row = input('Insert row ' + str(i + 1) + ', with ' + str(mat_range) + ' numbers separated by comma: ')
float_row = get_row(string_row, mat_range)
while float_row is None:
string_row = input('Insert row ' + str(i + 1) + ', with ' + str(mat_range) +
' valid numbers separated by comma: ')
float_row = get_row(string_row, mat_range)
matrix.append(float_row)
return matrix
def get_row(row, range):
numbers = row.replace(' ', '').split(',')
length = len(numbers)
float_row = []
valid = True
i = 0
if length == range:
while i < length and valid:
num = numbers[i]
float_num = Validation.is_number(num)
if float_num is not None:
float_row.append(float_num)
else:
valid = False
i += 1
if valid:
return float_row
else:
return None
else:
return None
def get_matrix(string_matrix):
matrix = []
rows = string_matrix.split(';')
for i in range(len(rows)):
row = []
num = rows[i].split(',')
for j in range(len(num)):
row.append(float(num[j]))
matrix.append(row)
return matrix