print(fileDir)
filename = 'same.txt'
readFile(filename)
filename = os.path.join(fileDir, 'Folder1.1/same.txt')
readFile(filename)
filename = os.path.join(fileDir, '../same.txt')
readFile(filename)
filename = os.path.join(fileDir, '../Folder2/same.txt')
filename = os.path.abspath(os.path.realpath(filename))
print(filename)
readFile(filename)
Open file in a relative location in Python