Add eos version to help string

eos/command_line.py

@@ -2,14 +2,14 @@ import argparse
 
 from typing import List, Type
 from .options import ArgParsable
-
+from . import __version__
 
 def commandLineArgs(config_items: List[Type[ArgParsable]], program_name=None, extra_args=[]):
     """
     Process command line argument.
     The type of the default values is used for conversion and validation.
     """
-    msg = "eos reads data from (one or several) raw file(s) of the .hdf format, \
+    msg = f"eos ({__version__}) reads data from (one or several) raw file(s) of the .hdf format, \
            performs various corrections, conversations and projections and exports\
            the resulting reflectivity in an orso-compatible format."
     clas = argparse.ArgumentParser(prog=program_name,