Using pandas.read_csv¶
This approaches requires you to have a running TensorBoard which is serving the data you want to read.
- Check the checkbox "Show data download links". See highlighted in the top-left corner of the screenshot below for an example. 
- Select an experimentation whose you'd like to download. See highlighted in the bottom-right corner of the screenshot for an example. 
Create a Temporary File in Linux
- mktempis preferred to- tempfile.