macOS 10.13.3 High Sierra python: 3.6.5 (Anaconda3) Matplotlib: 2.2.2 numpy: 1.14.3 sympy: 1.1.1 scipy: 1.1.0 ------------------------------ python: 2.7.10 (Apple) Matplotlib: 1.3.1 numpy: 1.8.0rc1 sympy: 1.1.1 scipy: 0.13.0b1 platform: 1.0.7 datetime: unknown