Mypy issues part 3 (#898)

* Mypy issues part 3

More miscellaenous mypy fixes.

Author: dstrain115

dev_tools/qualtran_dev_tools/jupyter_autogen.py

@@ -72,7 +72,9 @@ class NotebookSpecV2:
 
     @directory.default
     def _default_directory(self) -> str:
-        return str(Path(self.module.__file__).parent)
+        path = self.module.__file__
+        assert path is not None
+        return str(Path(path).parent)
 
     @property
     def path_stem(self):
@@ -156,7 +158,7 @@ class _PyCell(_Cell):
     cell_id: str
 
 
-def get_bloq_doc_cells(bloqdoc: BloqDocSpec, cid_prefix: str) -> List[_MarkdownCell]:
+def get_bloq_doc_cells(bloqdoc: BloqDocSpec, cid_prefix: str) -> List[_Cell]:
     """Cells introducing the `bloq_cls`"""
 
     md_doc: str = '\n'.join(get_markdown_docstring_lines(bloqdoc.bloq_cls))
@@ -230,7 +232,7 @@ def get_call_graph_cells(bloqdoc: BloqDocSpec, cid_prefix: str) -> List[_Cell]:
 
 
 def get_cells(bloqdoc: BloqDocSpec) -> List[_Cell]:
-    cells = []
+    cells: List[_Cell] = []
     cid_prefix = f'{bloqdoc.bloq_cls.__name__}'
     cells += get_bloq_doc_cells(bloqdoc, cid_prefix)
     cells += get_example_instances_cells(bloqdoc, cid_prefix)

qualtran/_infra/bloq_example.py

@@ -84,7 +84,7 @@ def bloq_example(_func: Callable[[], _BloqType], **kwargs: Any) -> BloqExample[_
 
 @typing.overload
 def bloq_example(
-    _func: None, *, generalizer: _GeneralizerType = lambda x: x
+    _func: None = None, *, generalizer: _GeneralizerType = lambda x: x
 ) -> Callable[[Callable[[], _BloqType]], BloqExample[_BloqType]]:
     ...
 

qualtran/bloqs/chemistry/df/double_factorization.py

@@ -46,6 +46,7 @@
     QBit,
     Register,
     Signature,
+    Soquet,
     SoquetT,
 )
 from qualtran.bloqs.basic_gates import CSwap, Hadamard, Toffoli
@@ -156,17 +157,17 @@ def short_name(self) -> str:
     def build_composite_bloq(
         self,
         bb: 'BloqBuilder',
-        succ_l: SoquetT,
+        succ_l: Soquet,
         l_ne_zero: SoquetT,
-        succ_p: SoquetT,
+        succ_p: Soquet,
         p: SoquetT,
         rot_aa: SoquetT,
         spin: SoquetT,
         xi: SoquetT,
         offset: SoquetT,
         rot: SoquetT,
         rotations: SoquetT,
-        sys: SoquetT,
+        sys: NDArray[Soquet],  # type: ignore[type-var]
     ) -> Dict[str, 'SoquetT']:
         # 1st half
         in_prep = InnerPrepareDoubleFactorization(
@@ -374,7 +375,7 @@ def signature(self) -> Signature:
     def build_composite_bloq(
         self,
         bb: 'BloqBuilder',
-        ctrl: SoquetT,
+        ctrl: NDArray[Soquet],  # type: ignore[type-var]
         l: SoquetT,
         p: SoquetT,
         spin: SoquetT,

qualtran/bloqs/chemistry/pbc/first_quantization/projectile/select_and_prepare.py

@@ -17,6 +17,7 @@
 
 import numpy as np
 from attrs import evolve, field, frozen
+from numpy.typing import NDArray
 
 from qualtran import (
     Bloq,
@@ -107,7 +108,7 @@ def short_name(self) -> str:
     def build_call_graph(self, ssa: 'SympySymbolAllocator') -> Set['BloqCountT']:
         if self.is_adjoint:
             # inverting inequality tests at zero Toffoli.
-            return {}
+            return set()
         else:
             return {(Toffoli(), 6 * self.num_bits_t + 2)}
 
@@ -147,6 +148,7 @@ def wire_symbol(self, soq: 'Soquet') -> 'WireSymbol':
             (c_idx,) = soq.idx
             filled = bool(self.cvs[c_idx])
             return Circle(filled)
+        raise ValueError(f'Unknown name: {soq.reg.name}')
 
     def build_composite_bloq(
         self, bb: BloqBuilder, ctrl: SoquetT, sel: SoquetT, targets: SoquetT, junk: SoquetT
@@ -294,9 +296,9 @@ def build_composite_bloq(
         r: SoquetT,
         s: SoquetT,
         mu: SoquetT,
-        nu_x: SoquetT,
-        nu_y: SoquetT,
-        nu_z: SoquetT,
+        nu_x: Soquet,
+        nu_y: Soquet,
+        nu_z: Soquet,
         m: SoquetT,
         succ_nu: SoquetT,
         l: SoquetT,
@@ -462,7 +464,7 @@ def short_name(self) -> str:
     def build_composite_bloq(
         self,
         bb: BloqBuilder,
-        ham_ctrl: SoquetT,
+        ham_ctrl: NDArray[Soquet],  # type: ignore[type-var]
         i_ne_j: SoquetT,
         plus_t: SoquetT,
         i: SoquetT,
@@ -478,7 +480,7 @@ def build_composite_bloq(
         m: SoquetT,
         l: SoquetT,
         sys: SoquetT,
-        proj: SoquetT,
+        proj: NDArray[Soquet],  # type: ignore[type-var]
     ) -> Dict[str, 'SoquetT']:
         # ancilla for swaps from electronic and projectile system registers.
         # we assume these are left in a clean state after SELECT operations
@@ -543,8 +545,10 @@ def build_composite_bloq(
         j, sys, q = bb.add(
             MultiplexedCSwap3D(self.num_bits_p, self.eta), sel=j, targets=sys, junk=q
         )
-        _ = [bb.free(pi) for pi in p]
-        _ = [bb.free(qi) for qi in q]
+        for pi in p:
+            bb.free(pi)
+        for qi in q:
+            bb.free(qi)
         ham_ctrl[:] = flag_t, flag_t_mean, flag_uv, flag_proj
         bb.free(rl)
         return {

qualtran/bloqs/chemistry/pbc/first_quantization/select_and_prepare.py

@@ -17,6 +17,7 @@
 
 import numpy as np
 from attrs import frozen
+from numpy.typing import NDArray
 
 from qualtran import (
     Bloq,
@@ -28,6 +29,7 @@
     QBit,
     Register,
     Signature,
+    Soquet,
     SoquetT,
 )
 from qualtran.bloqs.basic_gates import Toffoli
@@ -131,7 +133,7 @@ def signature(self) -> Signature:
     @staticmethod
     def _reshape_reg(
         bb: BloqBuilder, in_reg: SoquetT, out_shape: Tuple[int, ...], bitsize: int
-    ) -> SoquetT:
+    ) -> NDArray[Soquet]:  # type: ignore[type-var]
         """Reshape registers allocated as a big register.
 
         Example:
@@ -162,6 +164,7 @@ def wire_symbol(self, soq: 'Soquet') -> 'WireSymbol':
             return TextBox('×(x)')
         elif soq.reg.name == 'junk':
             return TextBox('×(y)')
+        raise ValueError(f'Unknown name: {soq.reg.name}')
 
     def short_name(self) -> str:
         return 'MultiSwap'
@@ -279,9 +282,9 @@ def build_composite_bloq(
         r: SoquetT,
         s: SoquetT,
         mu: SoquetT,
-        nu_x: SoquetT,
-        nu_y: SoquetT,
-        nu_z: SoquetT,
+        nu_x: Soquet,
+        nu_y: Soquet,
+        nu_z: Soquet,
         m: SoquetT,
         succ_nu: SoquetT,
         l: SoquetT,
@@ -445,9 +448,9 @@ def build_composite_bloq(
         r: SoquetT,
         s: SoquetT,
         mu: SoquetT,
-        nu_x: SoquetT,
-        nu_y: SoquetT,
-        nu_z: SoquetT,
+        nu_x: Soquet,
+        nu_y: Soquet,
+        nu_z: Soquet,
         m: SoquetT,
         l: SoquetT,
         sys: SoquetT,
@@ -490,8 +493,10 @@ def build_composite_bloq(
         j, sys, q = bb.add(
             MultiplexedCSwap3D(self.num_bits_p, self.eta), sel=j, targets=sys, junk=q
         )
-        _ = [bb.free(pi) for pi in p]
-        _ = [bb.free(qi) for qi in q]
+        for pi in p:
+            bb.free(pi)
+        for qi in q:
+            bb.free(qi)
         bb.free(rl)
         return {
             'tuv': tuv,

qualtran/bloqs/chemistry/sf/single_factorization.py

@@ -27,6 +27,7 @@
 
 import numpy as np
 from attrs import evolve, frozen
+from numpy.typing import NDArray
 
 from qualtran import (
     Bloq,
@@ -37,6 +38,7 @@
     QBit,
     Register,
     Signature,
+    Soquet,
     SoquetT,
 )
 from qualtran._infra.data_types import BoundedQUInt
@@ -329,10 +331,10 @@ def build_composite_bloq(
         self,
         bb: 'BloqBuilder',
         *,
-        ctrl: SoquetT,
+        ctrl: NDArray[Soquet],  # type: ignore[type-var]
         l: SoquetT,
-        pq: SoquetT,
-        rot_aa: SoquetT,
+        pq: NDArray[Soquet],  # type: ignore[type-var]
+        rot_aa: NDArray[Soquet],  # type: ignore[type-var]
         swap_pq: SoquetT,
         spin: SoquetT,
         sys: SoquetT,

qualtran/bloqs/chemistry/sparse/prepare.py

@@ -29,6 +29,7 @@
     QAny,
     QBit,
     Register,
+    Soquet,
     SoquetT,
 )
 from qualtran.bloqs.arithmetic.comparison import LessThanEqual
@@ -43,6 +44,7 @@
 from qualtran.linalg.lcu_util import preprocess_lcu_coefficients_for_reversible_sampling
 
 if TYPE_CHECKING:
+    from qualtran import Bloq
     from qualtran.resource_counting import BloqCountT, SympySymbolAllocator
 
 
@@ -102,12 +104,12 @@ def _add(p_indx: int, q_indx: int, r_indx: int, s_indx: int):
         _add(q, q, q, p)
     for p in range(num_spat):
         _add(p, p, p, p)
-    eris_eight = np.array(eris_eight)
+    eris_eight_np = np.array(eris_eight)
     pqrs_indx_np = np.array(pqrs_indx)
-    keep_indx = np.where(np.abs(eris_eight) > drop_element_thresh)
-    eris_eight = eris_eight[keep_indx]
+    keep_indx = np.where(np.abs(eris_eight_np) > drop_element_thresh)
+    eris_eight_np = eris_eight_np[keep_indx]
     pqrs_indx_np = pqrs_indx_np[keep_indx[0]]
-    return np.concatenate((tpq_indx, pqrs_indx_np)), np.concatenate((tpq_sparse, eris_eight))
+    return np.concatenate((tpq_indx, pqrs_indx_np)), np.concatenate((tpq_sparse, eris_eight_np))
 
 
 @frozen
@@ -319,8 +321,8 @@ def build_composite_bloq(
         swap_rs: 'SoquetT',
         swap_pqrs: 'SoquetT',
         flag_1b: 'SoquetT',
-        alt_pqrs: 'SoquetT',
-        theta: 'SoquetT',
+        alt_pqrs: NDArray[Soquet],  # type: ignore[type-var]
+        theta: NDArray[Soquet],  # type: ignore[type-var]
         keep: 'SoquetT',
         less_than: 'SoquetT',
         alt_flag_1b: 'SoquetT',

qualtran/bloqs/factoring/mod_add.py

@@ -243,8 +243,8 @@ def build_composite_bloq(
         sign = bb.add(XGate(), q=sign)
 
         # Free the ancilla qubits.
-        junk_bit = bb.free(junk_bit)
-        sign = bb.free(sign)
+        bb.free(junk_bit)
+        bb.free(sign)
 
         # Return the output registers.
         return {'x': x, 'y': y}

qualtran/bloqs/factoring/mod_mul.py

@@ -78,7 +78,10 @@ def build_composite_bloq(
         self, bb: 'BloqBuilder', ctrl: 'SoquetT', x: 'SoquetT'
     ) -> Dict[str, 'SoquetT']:
         k = self.k
-        neg_k_inv = -pow(k, -1, mod=self.mod)
+        if isinstance(self.mod, sympy.Expr) or isinstance(k, sympy.Expr):
+            neg_k_inv = sympy.Mod(sympy.Pow(k, -1), self.mod)
+        else:
+            neg_k_inv = -pow(k, -1, mod=self.mod)
 
         # We store the result of the CtrlScaleModAdd into this new register
         # and then clear the original `x` register by multiplying in the inverse.
@@ -148,7 +151,7 @@ def signature(self) -> 'Signature':
     def on_classical_vals(self, x: 'ClassicalValT') -> Dict[str, 'ClassicalValT']:
         return {'x': (2 * x) % self.p}
 
-    def build_composite_bloq(self, bb: 'BloqBuilder', x: SoquetT) -> Dict[str, 'SoquetT']:
+    def build_composite_bloq(self, bb: 'BloqBuilder', x: Soquet) -> Dict[str, 'SoquetT']:
 
         # Allocate ancilla bits for sign and double.
         lower_bit = bb.allocate(n=1)

qualtran/bloqs/hamiltonian_simulation/hamiltonian_simulation_by_gqsp.py

@@ -12,7 +12,7 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 from functools import cached_property
-from typing import Dict, Tuple, TYPE_CHECKING, Union
+from typing import cast, Dict, Tuple, TYPE_CHECKING, Union
 
 import numpy as np
 from attrs import field, frozen
@@ -111,9 +111,10 @@ def approx_cos(self) -> Union[NDArray[np.complex_], Shaped]:
         if self.is_symbolic():
             return Shaped((2 * self.degree + 1,))
 
-        poly = approx_exp_cos_by_jacobi_anger(-self.t * self.alpha, degree=self.degree)
+        poly = approx_exp_cos_by_jacobi_anger(-self.t * self.alpha, degree=cast(int, self.degree))
+
         # TODO(#860) current scaling method does not compute true maximum, so we scale down a bit more by (1 - 2\eps)
-        poly = scale_down_to_qsp_polynomial(poly) * (1 - 2 * self.precision)
+        poly = scale_down_to_qsp_polynomial(list(poly)) * (1 - 2 * self.precision)
         return poly
 
     @cached_property
@@ -168,7 +169,7 @@ def build_composite_bloq(self, bb: 'BloqBuilder', **soqs: 'SoquetT') -> Dict[str
                 bb.free(soq)
             else:
                 for soq_element in soq:
-                    bb.free(soq)
+                    bb.free(cast(Soquet, soq))
 
         return soqs