1 files changed, 7 insertions, 13 deletions
diff --git a/contrib/meson/GetLz4LibraryVersion.py b/contrib/meson/GetLz4LibraryVersion.py
index e929f95..d8abfcb 100644
--- a/contrib/meson/GetLz4LibraryVersion.py
+++ b/contrib/meson/GetLz4LibraryVersion.py
@@ -8,15 +8,9 @@
 # in the COPYING file in the root directory of this source tree).
 # #############################################################################
 import re
-import sys
 
 
-def usage():
-  print('usage: python3 GetLz4LibraryVersion.py <path/to/lz4.h>')
-  sys.exit(1)
-
-
-def find_version(filepath):
+def find_version_tuple(filepath):
   version_file_data = None
   with open(filepath) as fd:
     version_file_data = fd.read()
@@ -33,12 +27,12 @@ def find_version(filepath):
 
 
 def main():
-  if len(sys.argv) < 2:
-    usage()
-
-  filepath = sys.argv[1]
-  version_tup = find_version(filepath)
-  print('.'.join(version_tup))
+  import argparse
+  parser = argparse.ArgumentParser(description='Print lz4 version from lib/lz4.h')
+  parser.add_argument('file', help='path to lib/lz4.h')
+  args = parser.parse_args()
+  version_tuple = find_version_tuple(args.file)
+  print('.'.join(version_tuple))
 
 
 if __name__ == '__main__':