Check 2.1
If you loop over range(4, 20, 4), what numbers will be visited by the loop variable? Modify the function below to return a string of the numbers with commas separating each number.
def answer():
# Insert your answer below, replacing the comma-separated numbers
# currently being returned
return "1,2,3"
import sys
def set_certificate(certificate_div_id, certificate):
document[certificate_div_id].textContent = certificate
def get_student_code(student_code_div_id):
raw_student_code = document[student_code_div_id].textContent
return window.patchCodeToCheckTimeout(raw_student_code, 'check_timeout();');
def clean_output(s):
allowed_chars = "1234567890,"
output = ""
for c in s:
if c in allowed_chars: output += c
return output
class captureIO:
def __init__(self):
self.captured = []
def get_output(self):
out = ""
for c in self.captured:
out += str(c)
return out
def write(self, data):
self.captured.append(data)
def flush(self):
pass
def make_certificate(student_code_div_id, certificate_div_id):
student_code = get_student_code(student_code_div_id)
certificate = []
try:
capture = captureIO()
sys.stdout = capture
sys.stderr = capture
exec(student_code)
raw_output = answer()
output = clean_output(raw_output)
certificate.append((output, type(output)))
except:
pass
set_certificate(certificate_div_id, str(certificate))