MicroPython stuff

.vscode/Pico-W-Stub/cmath.pyi

@@ -0,0 +1,72 @@
+"""
+Mathematical functions for complex numbers.
+
+MicroPython module: https://docs.micropython.org/en/v1.21.0/library/cmath.html
+
+CPython module: :mod:`python:cmath` https://docs.python.org/3/library/cmath.html .
+
+The ``cmath`` module provides some basic mathematical functions for
+working with complex numbers.
+
+Availability: not available on WiPy and ESP8266. Floating point support
+required for this module.
+"""
+from _typeshed import Incomplete, Incomplete as Incomplete
+from typing import Tuple
+
+e: float
+pi: float
+
+def polar(z) -> Tuple:
+    """
+    Returns, as a tuple, the polar form of ``z``.
+    """
+    ...
+
+def sqrt(z) -> Incomplete:
+    """
+    Return the square-root of ``z``.
+    """
+    ...
+
+def rect(r, phi) -> float:
+    """
+    Returns the complex number with modulus ``r`` and phase ``phi``.
+    """
+    ...
+
+def sin(z) -> float:
+    """
+    Return the sine of ``z``.
+    """
+    ...
+
+def exp(z) -> float:
+    """
+    Return the exponential of ``z``.
+    """
+    ...
+
+def cos(z) -> float:
+    """
+    Return the cosine of ``z``.
+    """
+    ...
+
+def phase(z) -> float:
+    """
+    Returns the phase of the number ``z``, in the range (-pi, +pi].
+    """
+    ...
+
+def log(z) -> float:
+    """
+    Return the natural logarithm of ``z``.  The branch cut is along the negative real axis.
+    """
+    ...
+
+def log10(z) -> float:
+    """
+    Return the base-10 logarithm of ``z``.  The branch cut is along the negative real axis.
+    """
+    ...