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authorDaniel P. Berrangé <berrange@redhat.com>2018-03-06 15:46:50 +0000
committerStefan Hajnoczi <stefanha@redhat.com>2018-03-12 11:10:20 +0000
commit86b5aacfb972ffe0fa5fac6028e9f0bc61050dda (patch)
tree613506fc5e8fce59946c9fb010125151eb48dd37 /scripts/tracetool
parente42860ae836dc6f768eff2d51223c47103d2dc3b (diff)
trace: include filename when printing parser error messages
Improves error messages from: ValueError: Error on line 72: need more than 1 value to unpack To ValueError: Error at /home/berrange/src/virt/qemu/trace-events:72: need more than 1 value to unpack Signed-off-by: Daniel P. Berrangé <berrange@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-id: 20180306154650.24075-1-berrange@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'scripts/tracetool')
-rw-r--r--scripts/tracetool/__init__.py6
1 files changed, 4 insertions, 2 deletions
diff --git a/scripts/tracetool/__init__.py b/scripts/tracetool/__init__.py
index 3646c2b9fc..4236062650 100644
--- a/scripts/tracetool/__init__.py
+++ b/scripts/tracetool/__init__.py
@@ -291,13 +291,15 @@ class Event(object):
self)
-def read_events(fobj):
+def read_events(fobj, fname):
"""Generate the output for the given (format, backends) pair.
Parameters
----------
fobj : file
Event description file.
+ fname : str
+ Name of event file
Returns a list of Event objects
"""
@@ -312,7 +314,7 @@ def read_events(fobj):
try:
event = Event.build(line)
except ValueError as e:
- arg0 = 'Error on line %d: %s' % (lineno, e.args[0])
+ arg0 = 'Error at %s:%d: %s' % (fname, lineno, e.args[0])
e.args = (arg0,) + e.args[1:]
raise