save pythonpath
export PYTHONPATH="${PYTHONPATH}:/my/other/path"
save pythonpath
export PYTHONPATH="${PYTHONPATH}:/my/other/path"
show pythonpath
# option a
import os
print(os.environ['PYTHONPATH'].split(os.pathsep))
# option b
import sys
print(sys.path)
path in python
data_folder = "source_data/text_files/"
file_to_open = data_folder + "raw_data.txt"
f = open(file_to_open)
print(f.read())
how to get the realpath with python
import os
print("real path of file ",filename," is ",str(os.path.realpath(filename)))
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