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comparison mercurial/hook.py @ 28080:37b818cad146

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hook: for python hook ImportErrors, add note to run with --traceback I personally found it completely non-obvious that --traceback prints out stack traces for failed imports.
author Siddharth Agarwal <sid0@fb.com>
date Thu, 11 Feb 2016 22:52:23 -0800
parents 0c9e914029be
children cedbe8723d99
comparison
equal deleted inserted replaced
28079:0c9e914029be 28080:37b818cad146
62 ui.traceback(e1) 62 ui.traceback(e1)
63 if ui.tracebackflag: 63 if ui.tracebackflag:
64 ui.warn(_('exception from second failed import ' 64 ui.warn(_('exception from second failed import '
65 'attempt:\n')) 65 'attempt:\n'))
66 ui.traceback(e2) 66 ui.traceback(e2)
67
68 if not ui.tracebackflag:
69 tracebackhint = _(
70 'run with --traceback for stack trace')
71 else:
72 tracebackhint = None
67 raise error.HookLoadError( 73 raise error.HookLoadError(
68 _('%s hook is invalid: import of "%s" failed') % 74 _('%s hook is invalid: import of "%s" failed') %
69 (hname, modname)) 75 (hname, modname), hint=tracebackhint)
70 sys.path = oldpaths 76 sys.path = oldpaths
71 try: 77 try:
72 for p in funcname.split('.')[1:]: 78 for p in funcname.split('.')[1:]:
73 obj = getattr(obj, p) 79 obj = getattr(obj, p)
74 except AttributeError: 80 except AttributeError: