def __str__(self) -> str:
diagram = cirq.TextDiagramDrawer()
qubits = cast(Set[cirq.GridQubit], self._metadata.qubit_set)
# Don't print out extras newlines if the row/col doesn't start at 0
min_col = min(q.col for q in qubits)
min_row = min(q.row for q in qubits)
for q in qubits:
diagram.write(q.col - min_col, q.row - min_row, str(q))
# Find pairs that are connected by two-qubit gates.
Pair = Tuple[cirq.GridQubit, cirq.GridQubit]
pairs = sorted(
{cast(Pair, tuple(pair))
for pair in self._metadata.qubit_pairs})
# Draw lines between connected pairs. Limit to horizontal/vertical
# lines since that is all the diagram drawer can handle.
for q1, q2 in pairs:
if q1.row == q2.row or q1.col == q2.col:
diagram.grid_line(q1.col - min_col, q1.row - min_row,
q2.col - min_col, q2.row - min_row)
return diagram.render(horizontal_spacing=3,
vertical_spacing=2,
use_unicode_characters=True)
def __str__(self) -> str:
# If all qubits are grid qubits, render an appropriate text diagram.
if all(isinstance(q, cirq.GridQubit) for q in self.qubits):
diagram = cirq.TextDiagramDrawer()
qubits = cast(List[cirq.GridQubit], self.qubits)
# Don't print out extras newlines if the row/col doesn't start at 0
min_col = min(q.col for q in qubits)
min_row = min(q.row for q in qubits)
for q in qubits:
diagram.write(q.col - min_col, q.row - min_row, str(q))
# Find pairs that are connected by two-qubit gates.
Pair = Tuple[cirq.GridQubit, cirq.GridQubit]
pairs = {
cast(Pair, pair)
for gate_defs in self.gate_definitions.values()
for gate_def in gate_defs if gate_def.number_of_qubits == 2
for pair in gate_def.target_set if len(pair) == 2
}
# Draw lines between connected pairs. Limit to horizontal/vertical
# lines since that is all the diagram drawer can handle.
for q1, q2 in sorted(pairs):
if q1.row == q2.row or q1.col == q2.col:
diagram.grid_line(q1.col - min_col, q1.row - min_row,
q2.col - min_col, q2.row - min_row)
return diagram.render(horizontal_spacing=3,
vertical_spacing=2,
use_unicode_characters=True)
return super().__str__()
def __str__(self) -> str:
diagram = cirq.TextDiagramDrawer()
for q in self.qubits:
diagram.write(q.col, q.row, str(q))
for q2 in self.neighbors_of(q):
diagram.grid_line(q.col, q.row, q2.col, q2.row)
return diagram.render(horizontal_spacing=3, vertical_spacing=2, use_unicode_characters=True)
def __str__(self) -> str:
diagram = cirq.TextDiagramDrawer()
dx = min(q.col for q in self)
dy = min(q.row for q in self)
for q in self:
diagram.write(q.col - dx, q.row - dy, str(q))
for q1, q2 in zip(self, self[1:]):
diagram.grid_line(q1.col - dx, q1.row - dy, q2.col - dx,
q2.row - dy, True)
return diagram.render(horizontal_spacing=2,
vertical_spacing=1,
use_unicode_characters=True)
def _draw_chains(up_qubits: List[cirq.GridQubit],
down_qubits: List[cirq.GridQubit],
interactions: List[Tuple[cirq.GridQubit, cirq.GridQubit]],
draw_grid_coords: bool) -> str:
def qubit_coords(qubit: cirq.GridQubit) -> Tuple[int, int]:
return qubit.col - min_col, qubit.row - min_row
diagram = cirq.TextDiagramDrawer()
min_col = min(qubit.col for qubit in up_qubits + down_qubits)
min_row = min(qubit.row for qubit in up_qubits + down_qubits)
last_col, last_row = None, None
for index, qubit in enumerate(up_qubits):
col, row = qubit_coords(qubit)
label = f'{index + 1}↑'
if draw_grid_coords:
label += f' {str(qubit)}'
diagram.write(col, row, label)
if index:
diagram.grid_line(last_col, last_row, col, row)
last_col, last_row = col, row
for index, qubit in enumerate(down_qubits):
col, row = qubit_coords(qubit)
label = f'{index + 1}↓'
if draw_grid_coords:
label += f' {str(qubit)}'
diagram.write(col, row, label)
if index:
diagram.grid_line(last_col, last_row, col, row)
last_col, last_row = col, row
for a, b in interactions:
diagram.grid_line(*qubit_coords(a), *qubit_coords(b), emphasize=True)
return diagram.render(horizontal_spacing=3 if draw_grid_coords else 2,
vertical_spacing=2 if draw_grid_coords else 1,
use_unicode_characters=True)
