Mention the export imports functionality in README.

README.md

@@ -77,7 +77,7 @@ FIGS_AND_IDS = tagplot(FIGS_AS_LIST, "matplotlib", prefix="XY23_", id_method="ra
 
 
 ### publish()
-Save plot, data and measuring script. It is possible to export multiple figures at once.
+Save plot, data and measuring script. Modules that are imported in the script which calls plotID are exported to the file "required_imports.txt". These can later be installed via pip. It is possible to export multiple figures at once.
 `publish(figs_and_ids, src_datapath, dst_path)`  
   
 - *figs_and_ids* must be a PlotIDTransfer object. Therefore, it can be directly passed from tagplot() to publish().  

plotid/publish.py

@@ -241,7 +241,7 @@ class PublishOptions:
             )
 
     def export_imports(self, file: str) -> None:
-        """Export all imported modules in of a python script to file."""
+        """Export all imported modules of a python script to file."""
         with open(file, "r", encoding="utf-8") as source:
             tree = ast.parse(source.read())