feynml.interface.formcalc.topologylist.TopologyList

class feynml.interface.formcalc.topologylist.TopologyList(rest: str, topologies: List[Tuple[feynml.interface.formcalc.topology.Topology, feynml.interface.formcalc.insertions.Insertions]])[source]

Bases: object

__init__(rest: str, topologies: List[Tuple[Topology, Insertions]]) → None

Methods

`__init__`(rest, topologies)
`from_str`(topologylist)	Example
`n`()	Example
`re`([full])
`to_feynml`([creator, tool, title, description])

Attributes

`rest`
`topologies`

classmethod from_str(topologylist: str)[source]

Example

>>> str(TopologyList.from_str('TopologyList[        Process -> {V[1], V[1]} -> {-F[3, {3, SequenceForm["Col", 3]}],         F[3, {3, SequenceForm["Col", 4]}]}, Model -> {"SM"},         GenericModel -> {"Lorentz"}, InsertionLevel -> {Generic, Classes},         ExcludeParticles -> {},         ExcludeFieldPoints -> {FieldPoint[0][-F[1], F[2], -S[3]],         FieldPoint[0][F[1], -F[2], S[3]],         FieldPoint[0][-F[2], F[2], S[1]],         FieldPoint[0][-F[2], F[2], S[2]],         FieldPoint[0][-F[4], F[4], S[1]],         FieldPoint[0][-F[4], F[4], S[2]],         FieldPoint[1][-F[1], F[2], -S[3]],         FieldPoint[1][F[1], -F[2], S[3]],         FieldPoint[1][-F[2], F[2], S[1]],         FieldPoint[1][-F[2], F[2], S[2]],         FieldPoint[1][-F[4], F[4], S[1]],         FieldPoint[1][-F[4], F[4], S[2]]}, LastSelections -> {}][        Topology[1][        Propagator[Incoming][Vertex[1][1], Vertex[3][5], Field[1]],         Propagator[Incoming][Vertex[1][2], Vertex[3][6], Field[2]],         Propagator[Outgoing][Vertex[1][3], Vertex[3][5], Field[3]],         Propagator[Outgoing][Vertex[1][4], Vertex[3][6], Field[4]],         Propagator[Internal][Vertex[3][5], Vertex[3][6], Field[5]]] ->         Insertions[Generic][        FeynmanGraph[1, Generic == 1][Field[1] -> V[1], Field[2] -> V[1],         Field[3] -> F[3, {3, SequenceForm["Col", 3]}],         Field[4] -> -F[3, {3, SequenceForm["Col", 4]}], Field[5] -> F] ->        Insertions[Classes][        FeynmanGraph[1, Classes == 1][Field[1] -> V[1], Field[2] -> V[1],        Field[3] -> F[3, {3, SequenceForm["Col", 3]}],         Field[4] -> -F[3, {3, SequenceForm["Col", 4]}],         Field[5] -> F[3, {3, SequenceForm["Col", 3]}]]]],         Topology[1][        Propagator[Incoming][Vertex[1][1], Vertex[3][5], Field[1]],         Propagator[Incoming][Vertex[1][2], Vertex[3][6], Field[2]],         Propagator[Outgoing][Vertex[1][3], Vertex[3][6], Field[3]],         Propagator[Outgoing][Vertex[1][4], Vertex[3][5], Field[4]],         Propagator[Internal][Vertex[3][5], Vertex[3][6], Field[5]]] ->         Insertions[Generic][        FeynmanGraph[1, Generic == 1][Field[1] -> V[1], Field[2] -> V[1],         Field[3] -> F[3, {3, SequenceForm["Col", 3]}],         Field[4] -> -F[3, {3, SequenceForm["Col", 4]}], Field[5] -> F] ->        Insertions[Classes][        FeynmanGraph[1, Classes == 1][Field[1] -> V[1], Field[2] -> V[1],        Field[3] -> F[3, {3, SequenceForm["Col", 3]}],         Field[4] -> -F[3, {3, SequenceForm["Col", 4]}],         Field[5] -> -F[3, {3, SequenceForm["Col", 3]}]]]]]'))
'TopologyList[ Process -> {V[1], V[1]} -> {-F[3, {3, SequenceForm["Col", 3]}], F[3, {3, SequenceForm["Col", 4]}]}, Model -> {"SM"}, GenericModel -> {"Lorentz"}, InsertionLevel -> {Generic, Classes}, ExcludeParticles -> {}, ExcludeFieldPoints -> {FieldPoint[0][-F[1], F[2], -S[3]], FieldPoint[0][F[1], -F[2], S[3]], FieldPoint[0][-F[2], F[2], S[1]], FieldPoint[0][-F[2], F[2], S[2]], FieldPoint[0][-F[4], F[4], S[1]], FieldPoint[0][-F[4], F[4], S[2]], FieldPoint[1][-F[1], F[2], -S[3]], FieldPoint[1][F[1], -F[2], S[3]], FieldPoint[1][-F[2], F[2], S[1]], FieldPoint[1][-F[2], F[2], S[2]], FieldPoint[1][-F[4], F[4], S[1]], FieldPoint[1][-F[4], F[4], S[2]]}, LastSelections -> {}][Topology[1][Propagator[Incoming][Vertex[1][1], Vertex[3][5], Field[1]], Propagator[Incoming][Vertex[1][2], Vertex[3][6], Field[2]], Propagator[Outgoing][Vertex[1][3], Vertex[3][5], Field[3]], Propagator[Outgoing][Vertex[1][4], Vertex[3][6], Field[4]], Propagator[Internal][Vertex[3][5], Vertex[3][6], Field[5]]] -> Insertions[Generic][FeynmanGraph[1, Generic == 1][Field[1] -> V[1], Field[2] -> V[1], Field[3] -> F[3, {3, SequenceForm["Col", 3]}], Field[4] -> -F[3, {3, SequenceForm["Col", 4]}], Field[5] -> F] -> Insertions[Classes][FeynmanGraph[1, Classes == 1][Field[1] -> V[1], Field[2] -> V[1], Field[3] -> F[3, {3, SequenceForm["Col", 3]}], Field[4] -> -F[3, {3, SequenceForm["Col", 4]}], Field[5] -> F[3, {3, SequenceForm["Col", 3]}]]]],Topology[1][Propagator[Incoming][Vertex[1][1], Vertex[3][5], Field[1]], Propagator[Incoming][Vertex[1][2], Vertex[3][6], Field[2]], Propagator[Outgoing][Vertex[1][3], Vertex[3][6], Field[3]], Propagator[Outgoing][Vertex[1][4], Vertex[3][5], Field[4]], Propagator[Internal][Vertex[3][5], Vertex[3][6], Field[5]]] -> Insertions[Generic][FeynmanGraph[1, Generic == 1][Field[1] -> V[1], Field[2] -> V[1], Field[3] -> F[3, {3, SequenceForm["Col", 3]}], Field[4] -> -F[3, {3, SequenceForm["Col", 4]}], Field[5] -> F] -> Insertions[Classes][FeynmanGraph[1, Classes == 1][Field[1] -> V[1], Field[2] -> V[1], Field[3] -> F[3, {3, SequenceForm["Col", 3]}], Field[4] -> -F[3, {3, SequenceForm["Col", 4]}], Field[5] -> -F[3, {3, SequenceForm["Col", 3]}]]]]]'

classmethod n()[source]

Example

>>> TopologyList.n() == TopologyList.re().count('(') -TopologyList.re().count('(?')
True