update doc

python/README.rst

 tffpy
 =====
 
-:py:mod:tffpy: is a Python package for time-frequency fading using Gabor
+:py:mod:`tffpy` is a Python package for time-frequency fading using Gabor
 multipliers based on the work in paper *Time-frequency fading algorithms
 based on Gabor multipliers* by A. Marina Krémé, Valentin Emiya, Caroline
 Chaux and Bruno Torré́sani, 2020.
@@ -16,7 +16,7 @@ Install the current release with ``pip``::
 Download the data from `this link <https://gitlab.lis-lab
 .fr/skmad-suite/tff2020/-/tree/master/data>`.
 
-Then run function :py:fun:tffpy.utils.generate_config(): in order to create
+Then run function :py:fun:`tffpy.utils.generate_config`: in order to create
 a configuration file and modify it to specify the path to your data folder.
 The location of the configuration file is given by function
 :py:fun:tffpy.utils.get_config_file():.