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-rw-r--r--src/pybind/ceph_argparse.py6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/pybind/ceph_argparse.py b/src/pybind/ceph_argparse.py
index 7ec7b8b2f0c..1f6e90b6c1d 100644
--- a/src/pybind/ceph_argparse.py
+++ b/src/pybind/ceph_argparse.py
@@ -843,6 +843,11 @@ def validate(args, signature, partial=False):
# wanted n, got too few
if partial:
return d
+ # special-case the "0 expected 1" case
+ if desc.numseen == 0 and desc.n == 1:
+ raise ArgumentNumber(
+ 'missing required parameter {0}'.format(desc)
+ )
raise ArgumentNumber(
'saw {0} of {1}, expected {2}'.\
format(desc.numseen, desc, desc.n)
@@ -951,6 +956,7 @@ def validate_command(sigdict, args, verbose=False):
# Stop now, because we have the right command but
# some other input is invalid
print >> sys.stderr, "Invalid command: ", str(e)
+ print >> sys.stderr, concise_sig(sig), ': ', cmd['help']
return {}
if found:
break