Merge branch '#2137-anonymise-patient-id-2' of github.com:jcomedoutea…

…u/shanoir_downloader into #2137-anonymise-patient-id-2

# Conflicts:
#	shanoir_downloader_check.py

Readme.md

@@ -52,7 +52,11 @@ The dictionary in the json file must have four keys :
     -> "bidsDir"    : str, BIDS subdirectory sequence name (eg : "anat", "func" or "dwi", ...)
     -> "bidsName"   : str, BIDS sequence name (eg: "t1w-mprage", "t2-hr", "cusp66-ap-b0", ...)
 ```
-An example is provided in the file `s2b_example_config.json`
+
+An example is provided in the file `s2b_example_config.json`.
+
+To download longitudinal data, a key `session` and a new entry `bidsSession` in `data_to_bids` dictionaries should be defined in the JSON configuration files. Of note, only one session can be downloaded at once. Then, the key `session` is just a string, not a list as for subjects.
+
 
 ### Example usage
 
@@ -100,4 +104,4 @@ You can either use the `.env` file or run `export shanoir_password=XXX` (`set sh
 To anonymize the dicoms, download or clone the latest version of [DicomAnonymizer](https://github.com/KitwareMedical/dicom-anonymizer/) (for example in this repository) and install it :
  - install wheel with `pip install wheel`
  - in the `dicom-anonymizer` folder, package the source files with `python ./setup.py bdist_wheel`
- - install `dicom-anonymizer` with `pip install ./dist/dicom_anonymizer-1.0.9-py2.py3-none-any.whl` (the version number might be higher)
+ - install `dicom-anonymizer` with `pip install ./dist/dicom_anonymizer-1.0.9-py2.py3-none-any.whl` (the version number might be higher)