From 39fd85fcc39f6a2a4a967cf587f4142e393f3a63 Mon Sep 17 00:00:00 2001
From: "Joshua M. Boniface" <joshua@boniface.me>
Date: Mon, 11 Oct 2021 15:34:41 -0400
Subject: [PATCH] Add version function support to CLI

---
 client-cli/pvc/pvc.py | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/client-cli/pvc/pvc.py b/client-cli/pvc/pvc.py
index 655366b2..7197a4ba 100755
--- a/client-cli/pvc/pvc.py
+++ b/client-cli/pvc/pvc.py
@@ -51,6 +51,18 @@ default_store_data = {
 }
 
 
+#
+# Version function
+#
+def print_version(ctx, param, value):
+    if not value or ctx.resilient_parsing:
+        return
+    from pkg_resources import get_distribution
+    version = get_distribution('pvc').version
+    click.echo(f'Parallel Virtual Cluster version {version}')
+    ctx.exit()
+
+
 #
 # Data store handling functions
 #
@@ -4793,6 +4805,10 @@ def task_init(confirm_flag, overwrite_flag):
     '-u', '--unsafe', '_unsafe', envvar='PVC_UNSAFE', is_flag=True, default=False,
     help='Allow unsafe operations without confirmation/"--yes" argument.'
 )
+@click.option(
+    '--version', is_flag=True, callback=print_version,
+    expose_value=False, is_eager=True
+)
 def cli(_cluster, _debug, _quiet, _unsafe):
     """
     Parallel Virtual Cluster CLI management tool