Requirement already satisfied: matplotlib in /Users/ningk/workspace/p3_ib_venv/lib/python3.7/site-packages (3.1.1)
Requirement already satisfied: cycler>=0.10 in /Users/ningk/workspace/p3_ib_venv/lib/python3.7/site-packages (from matplotlib) (0.10.0)
Requirement already satisfied: kiwisolver>=1.0.1 in /Users/ningk/workspace/p3_ib_venv/lib/python3.7/site-packages (from matplotlib) (1.1.0)
Requirement already satisfied: pyparsing!=2.0.4,!=2.1.2,!=2.1.6,>=2.0.1 in /Users/ningk/workspace/p3_ib_venv/lib/python3.7/site-packages (from matplotlib) (2.4.2)
Requirement already satisfied: python-dateutil>=2.1 in /Users/ningk/workspace/p3_ib_venv/lib/python3.7/site-packages (from matplotlib) (2.8.0)
Requirement already satisfied: numpy>=1.11 in /Users/ningk/workspace/p3_ib_venv/lib/python3.7/site-packages (from matplotlib) (1.17.3)
Requirement already satisfied: six in /Users/ningk/workspace/p3_ib_venv/lib/python3.7/site-packages (from cycler>=0.10->matplotlib) (1.12.0)
Requirement already satisfied: setuptools in /Users/ningk/workspace/p3_ib_venv/lib/python3.7/site-packages (from kiwisolver>=1.0.1->matplotlib) (41.6.0)