waveform: Add basic AnalogWaveform (#4)

* Add basic AnalogWaveform

* waveform: Add slots and more properties

* waveform: Add more error tests

* waveform: Replace from_iter with support for array-like objects

* waveform: Add from_array_2d and heavily refactor init method

* waveform: Fix type inference for constructor and remove create()

* waveform: Set refcheck=False when resizing array

* tests: Use typing_extensions for assert_type on older Pythons

* waveform: Delete create() method

* waveform: Validate dtype and run doctests

* tests: Add ndarray_with_mismatched_dtype tests

* tests: Add invalid type tests for extended properties

* waveform: Fix Python 3.9 errors

* waveform: Fix int-vs-long mismatch

* waveform: Delete _scaling.py

Author: bkeryan

pyproject.toml

@@ -31,7 +31,7 @@ line-length = 100
 
 [tool.pytest.ini_options]
 addopts = "--doctest-modules --strict-markers"
-testpaths = ["tests"]
+testpaths = ["src/nitypes", "tests"]
 
 [build-system]
 requires = ["poetry>=1.2"]

src/nitypes/waveform/__init__.py

@@ -0,0 +1,13 @@
+"""Waveform data types for NI Python APIs."""
+
+from nitypes.waveform._analog_waveform import AnalogWaveform
+from nitypes.waveform._extended_properties import (
+    ExtendedPropertyDictionary,
+    ExtendedPropertyValue,
+)
+
+__all__ = [
+    "AnalogWaveform",
+    "ExtendedPropertyDictionary",
+    "ExtendedPropertyValue",
+]