def new_kpi(self, kpi_arg, name_arg):
# make a name
if name_arg:
publish_name = name_arg
elif hasattr(kpi_arg, 'name') and kpi_arg.name:
publish_name = kpi_arg.name
else:
publish_name = str_maxed(kpi_arg, maxlen=32)
new_kpi = KPI.new_kpi(self._model, kpi_arg, publish_name)
return new_kpi
def __repr__(self):
if self.has_objective():
s_obj = "obj={0:g}".format(self.objective_value)
else:
s_obj = "obj=N/A"
s_values = ",".join([
"{0!s}:{1:g}".format(var, val)
for var, val in iteritems(self._var_value_map)
])
r = "docplex.mp.solution.SolveSolution({0},values={{{1}}})".format(
s_obj, s_values)
return str_maxed(r, maxlen=72)
def display(self):
""" Displays all conflicts.
"""
print('conflict(s): {0}'.format(self.number_of_conflicts))
for conflict in self.iter_conflicts():
st = conflict.status
elt = conflict.element
if hasattr(conflict.element, 'as_constraint'):
ct = conflict.element.as_constraint()
label = elt.short_typename
else:
ct = elt
label = ct.__class__.__name__
print(" - status: {1}, {0}: {2!s}".format(label, st.name, str_maxed(ct, maxlen=40)))
def new_constraint_status_var(self, ct):
# INTERNAL
model = self._model
binary_vartype = model.binary_vartype
status_var_fmt = self.status_var_fmt
if model.ignore_names or status_var_fmt is None:
varname = None
else:
# use name if any else use truncated ct string representation
base_varname = self.status_var_fmt.format(
ct.name or str_maxed(ct, maxlen=20))
# if name is already taken, use unique index at end to disambiguate
varname = model._get_non_ambiguous_varname(base_varname)
return self._make_new_var(binary_vartype, 0, 1, varname, origin=ct)
def trim_field(element):
return str_maxed(element, maxlen=50)
def truncated_str(self):
return str_maxed(self, maxlen=self._model._max_repr_len)
def __repr__(self):
return "{0}(name={1},expr={2!s})".format(self.__class__.__name__, self.name, str_maxed(self._expr, maxlen=64))