関連ワード:  python 2.7 vs python 3    python 2.7 vs python 3 differences    python 2.7 vs python 3.8    python 2 vs python 3    python 2 vs python 3 differences    python 2 vs python 3 syntax    python 2 vs python 3 print    python 2 vs python 3 syntax difference    python 2 vs python 3 performance    python 2 vs python 3 division