def verify(num, filename=None, exit=True):
"""Verifies the solution to a problem."""
p = Problem(num)
filename = filename or p.filename()
if not os.path.isfile(filename):
# Attempt to verify the first problem file matched by glob
if p.glob:
filename = str(p.file)
else:
click.secho('No file found for problem %i.' % p.num, fg='red')
sys.exit(1)
solution = p.solution
click.echo('Checking "{}" against solution: '.format(filename), nl=False)
cmd = (sys.executable or 'python', filename)
start = clock()
proc = subprocess.Popen(cmd, stdout=subprocess.PIPE)
stdout = proc.communicate()[0]
end = clock()
time_info = format_time(start, end)
# Return value of anything other than 0 indicates an error
if proc.poll() != 0:
click.secho('Error calling "{}".'.format(filename), fg='red')
click.secho(time_info, fg='cyan')
# Return None if option is not --verify-all, otherwise exit
return sys.exit(1) if exit else None
# Decode output if returned as bytes (Python 3)
if isinstance(stdout, bytes):
output = stdout.decode('ascii')
# Split output lines into array; make empty output more readable
output_lines = output.splitlines() if output else ['[no output]']
# If output is multi-lined, print the first line of the output on a
# separate line from the "checking against solution" message, and
# skip the solution check (multi-line solution won't be correct)
if len(output_lines) > 1:
is_correct = False
click.echo() # force output to start on next line
click.secho('\n'.join(output_lines), bold=True, fg='red')
else:
is_correct = output_lines[0] == solution
fg_colour = 'green' if is_correct else 'red'
click.secho(output_lines[0], bold=True, fg=fg_colour)
click.secho(time_info, fg='cyan')
# Remove any suffix from the filename if its solution is correct
if is_correct:
p.file.change_suffix('')
# Exit here if answer was incorrect, otherwise return is_correct value
return sys.exit(1) if exit and not is_correct else is_correct
def verify(num, filename=None, exit=True):
"""Verifies the solution to a problem."""
p = Problem(num)
filename = filename or p.filename()
if not os.path.isfile(filename):
# Attempt to verify the first problem file matched by glob
if p.glob:
filename = str(p.file)
else:
click.secho('No file found for problem %i.' % p.num, fg='red')
sys.exit(1)
solution = p.solution
click.echo('Checking "{}" against solution: '.format(filename), nl=False)
cmd = (sys.executable or 'python', filename)
start = clock()
proc = subprocess.Popen(cmd, stdout=subprocess.PIPE)
stdout = proc.communicate()[0]
end = clock()
time_info = format_time(start, end)
# Return value of anything other than 0 indicates an error
if proc.poll() != 0:
click.secho('Error calling "{}".'.format(filename), fg='red')
click.secho(time_info, fg='cyan')
# Return None if option is not --verify-all, otherwise exit
return sys.exit(1) if exit else None
# Decode output if returned as bytes (Python 3)
if isinstance(stdout, bytes):
output = stdout.decode('ascii')
# Split output lines into array; make empty output more readable
output_lines = output.splitlines() if output else ['[no output]']
# If output is multi-lined, print the first line of the output on a
# separate line from the "checking against solution" message, and
# skip the solution check (multi-line solution won't be correct)
if len(output_lines) > 1:
is_correct = False
click.echo() # force output to start on next line
click.secho('\n'.join(output_lines), bold=True, fg='red')
else:
is_correct = output_lines[0] == solution
fg_colour = 'green' if is_correct else 'red'
click.secho(output_lines[0], bold=True, fg=fg_colour)
click.secho(time_info, fg='cyan')
# Remove any suffix from the filename if its solution is correct
if is_correct:
p.file.change_suffix('')
# Exit here if answer was incorrect, otherwise return is_correct value
return sys.exit(1) if exit and not is_correct else is_correct
def verify(p, filename=None, exit=True):
"""Verifies the solution to a problem."""
filename = filename or p.filename
if not os.path.isfile(filename):
# Attempt a fuzzy search for problem files using the glob module
for fuzzy_file in glob.glob("{0:03d}*.py".format(p.num)):
if os.path.isfile(fuzzy_file):
filename = fuzzy_file
break
else:
click.secho("No file found for problem %i." % p.num, fg="red")
sys.exit(1)
solution = p.solution
click.echo('Checking "{0}" against solution: '.format(filename), nl=False)
cmd = [sys.executable or "python", filename]
start = clock()
proc = subprocess.Popen(cmd, stdout=subprocess.PIPE)
stdout = proc.communicate()[0]
end = clock()
time_info = format_time(start, end)
# Return value of anything other than 0 indicates an error
if proc.poll() != 0:
click.secho('Error calling "{0}".'.format(filename), fg="red")
click.secho(time_info, fg="cyan")
# Exit here if appropriate, otherwise return None (for --verify-all)
if exit:
sys.exit(1)
else:
return None
# Python 3 returns bytes; use a valid encoding like ASCII
if isinstance(stdout, bytes):
output = stdout.decode("ascii")
# Split output lines into array; make empty output more readable
output_lines = output.splitlines() if output else ["[no output]"]
# If output is multi-lined, print the first line of the output on a
# separate line from the "checking against solution" message, and
# skip the solution check (multi-line solution won't be correct)
if len(output_lines) > 1:
is_correct = False
click.echo() # force output to start on next line
for line in output_lines:
click.secho(line, bold=True, fg="red")
else:
is_correct = output_lines[0] == solution
fg_colour = "green" if is_correct else "red"
click.secho(output_lines[0], bold=True, fg=fg_colour)
click.secho(time_info, fg="cyan")
# Exit here if answer was incorrect
if exit and not is_correct:
sys.exit(1)
else:
# Remove any suffix from the filename if its solution is correct
if is_correct and filename != p.filename:
rename_file(filename, p.filename)
return is_correct
def verify(p, filename=None, exit=True):
"""Verifies the solution to a problem."""
filename = filename or p.filename
if not os.path.isfile(filename):
# Attempt to verify the first file matched by glob
try:
filename = next(glob.iglob('{0:03d}*.py'.format(p.num)))
except StopIteration:
click.secho('No file found for problem %i.' % p.num, fg='red')
sys.exit(1)
solution = p.solution
click.echo('Checking "{0}" against solution: '.format(filename), nl=False)
cmd = [sys.executable or 'python', filename]
start = clock()
proc = subprocess.Popen(cmd, stdout=subprocess.PIPE)
stdout = proc.communicate()[0]
end = clock()
time_info = format_time(start, end)
# Return value of anything other than 0 indicates an error
if proc.poll() != 0:
click.secho('Error calling "{0}".'.format(filename), fg='red')
click.secho(time_info, fg='cyan')
# Exit here if appropriate, otherwise return None (for --verify-all)
if exit:
sys.exit(1)
else:
return None
# Python 3 returns bytes; use a valid encoding like ASCII
if isinstance(stdout, bytes):
output = stdout.decode('ascii')
# Split output lines into array; make empty output more readable
output_lines = output.splitlines() if output else ['[no output]']
# If output is multi-lined, print the first line of the output on a
# separate line from the "checking against solution" message, and
# skip the solution check (multi-line solution won't be correct)
if len(output_lines) > 1:
is_correct = False
click.echo() # force output to start on next line
click.secho('\n'.join(output_lines), bold=True, fg='red')
else:
is_correct = output_lines[0] == solution
fg_colour = 'green' if is_correct else 'red'
click.secho(output_lines[0], bold=True, fg=fg_colour)
click.secho(time_info, fg='cyan')
# Exit here if answer was incorrect
if exit and not is_correct:
sys.exit(1)
else:
# Remove any suffix from the filename if its solution is correct
if is_correct and filename != p.filename:
rename_file(filename, p.filename)
return is_correct