update readme

README.md

@@ -197,6 +197,11 @@ After acquiring a license number for the non-open tasks you can set it with the
 totalseg_set_license -l aca_12345678910
 ```
 
+If you do not have internet access on the machine you want to run TotalSegmentator on:
+1. Install TotalSegmentator [and set up the license] on a machine with internet.
+2. Run TotalSegmentator for one subject on this machine. This will download the weights and save them to `~/.totalsegmentator`.
+3. Copy the folder `~/.totalsegmentator` from this machine to the machine without internet.
+4. TotalSegmentator should now work also on the machine without internet.
 
 ### Train/validation/test split
 The exact split of the dataset can be found in the file `meta.csv` inside of the [dataset](https://doi.org/10.5281/zenodo.6802613). This was used for the validation in our paper.

totalsegmentator/config.py

@@ -119,6 +119,7 @@ def is_valid_license(license_number):
         return False
 
 
+# currently not used anywere
 def has_valid_license():
     totalseg_dir = get_totalseg_dir()
     totalseg_config_file = totalseg_dir / "config.json"
@@ -138,7 +139,7 @@ def has_valid_license():
         return "invalid_license", f"ERROR: Invalid license number ({license_number}). Please check your license number or contact support."
 
 
-# Online check if license number is in config; do not do web request
+# Used in python_api
 def has_valid_license_offline():
     totalseg_dir = get_totalseg_dir()
     totalseg_config_file = totalseg_dir / "config.json"