def handle_exception(self, exception):
"""Print a formatted error message if the exception is a BlotishError
else print a traceback. Does not cause the interpreter to quit."""
self._error_flag = True
if exception.__class__ is blotish.BlotishError:
blot_common.print_blot_error(exception)
else:
traceback.print_exc(file=sys.stdout)
def start(data_file, script_file=None):
"""Start the pvblot interpreter."""
# Try to start up the interpreter
try:
initialize(data_file)
except blotish.BlotishError, err:
blot_common.print_blot_error(err)
return
def do_help(self, command_name):
"""The given argument is a string representing a command name. The
string may be empty. Prints documentation for the command name if given
else prints a list of available command names."""
if not command_name:
print _PVBlotInterp.__doc__
print "The following commands are supported:"
print " ",
blotish_commands = self._blotish_commands.keys()
blotish_commands.sort()
for c in blotish_commands:
print c,
print
print
print "For more information on any command, try help <command>."
return
try:
command = self.get_unique_command(command_name)
print command.__doc__
except blotish.BlotishError, err:
blot_common.print_blot_error(err)