I installed the latest version of Python (3.6.4 64-bit) and the latest version of PyCharm (2017.3.3 64-bit). Then I installed some modules in PyCha
(3.6.4 64-bit)
PyCharm (2017.3.3 64-bit)
Uninstalling Python and then reinstalling solved my issue and I was able to successfully install TensorFlow.