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"""Small test script taken from https://wiki.python.org/moin/SimplePrograms"""
import pwd # F401 'os' imported but unused
import grp # F401 'os' imported but unused
BOARD_SIZE = 8
### E265 block comment should start with '# '
print("Hello from reviewdog!")
print("Let's play a small queen problem game to test the flake8 github action.")
print("This game is taken from https://wiki.python.org/moin/SimplePrograms.")
class BailOut(Exception):
pass
def validate(queens):
left = right = col = queens[-1] # E501 line too long (80 > 79 characters). Long description text
for r in reversed(queens[:-1]):
left, right = left-1, right+1
if r in (left, col, right):
raise BailOut
def add_queen(queens):
for i in range(BOARD_SIZE):
test_queens = queens + [i]
try:
validate(test_queens)
if len(test_queens) == BOARD_SIZE:
return test_queens
else:
return add_queen(test_queens)
except BailOut:
pass
raise BailOut
queens = add_queen([])
print (queens)
print ("\n".join(". "*q + "Q " + ". "*(BOARD_SIZE-q-1) for q in queens))
import dis # E402 module level import not at top of file
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