From: Melissa LeBlanc-Williams <melissa@adafruit.com>
Date: Tue, 13 Jul 2021 19:20:26 +0000 (-0700)
Subject: Merge pull request #494 from kattni/rainbowio
X-Git-Tag: 6.11.0
X-Git-Url: https://git.ayoreis.com/hackapet/Adafruit_Blinka.git/commitdiff_plain/6ccef3b61762a848bb47067e146af74bdd089047?hp=a79eb436569f2c4d1390571eba5779fc5aedf6db

Merge pull request #494 from kattni/rainbowio

Add rainbowio to Blinka.
---

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f00cbfe..95bdea1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -35,7 +35,7 @@ jobs:
         source actions-ci/install.sh
     - name: Pip install pylint, black, & Sphinx
       run: |
-        pip install --force-reinstall pylint black Sphinx sphinx-rtd-theme
+        pip install --force-reinstall pylint==2.7.1 black Sphinx sphinx-rtd-theme
     - name: Library version
       run: git describe --dirty --always --tags
     - name: Check formatting
diff --git a/setup.py b/setup.py
index 5d6ea95..576afbd 100755
--- a/setup.py
+++ b/setup.py
@@ -57,6 +57,7 @@ setup(
         "pulseio",
         "pwmio",
         "neopixel_write",
+        "rainbowio",
     ],
     package_data={
         "adafruit_blinka.microcontroller.bcm283x.pulseio": ["libgpiod_pulsein"]
diff --git a/src/adafruit_blinka/microcontroller/bcm283x/pulseio/PulseIn.py b/src/adafruit_blinka/microcontroller/bcm283x/pulseio/PulseIn.py
index fd9febe..19dc98f 100644
--- a/src/adafruit_blinka/microcontroller/bcm283x/pulseio/PulseIn.py
+++ b/src/adafruit_blinka/microcontroller/bcm283x/pulseio/PulseIn.py
@@ -25,7 +25,7 @@ def final():
 
 atexit.register(final)
 
-# pylint: disable=c-extension-no-member, consider-using-with
+# pylint: disable=c-extension-no-member
 class PulseIn:
     """PulseIn Class to read PWM signals"""
 
diff --git a/src/busio.py b/src/busio.py
index 3057e52..b41b4c4 100755
--- a/src/busio.py
+++ b/src/busio.py
@@ -18,7 +18,7 @@ from adafruit_blinka import Enum, Lockable, agnostic
 from adafruit_blinka.agnostic import board_id, detector
 
 # pylint: disable=import-outside-toplevel,too-many-branches,too-many-statements
-# pylint: disable=too-many-arguments,too-many-function-args,consider-using-with,too-many-return-statements
+# pylint: disable=too-many-arguments,too-many-function-args,too-many-return-statements
 
 
 class I2C(Lockable):
diff --git a/src/rainbowio.py b/src/rainbowio.py
new file mode 100644
index 0000000..e852d83
--- /dev/null
+++ b/src/rainbowio.py
@@ -0,0 +1,27 @@
+"""
+`rainbowio` - Provides the `colorwheel()` function
+===========================================================
+See `CircuitPython:rainbowio` in CircuitPython for more details.
+Not supported by all boards.
+
+* Author(s): Kattni Rembor
+"""
+
+
+def colorwheel(color_value):
+    """
+    A colorwheel. ``0`` and ``255`` are red, ``85`` is green, and ``170`` is blue, with the values
+    between being the rest of the rainbow.
+
+    :param int color_value: 0-255 of color value to return
+    :return: tuple of RGB values
+    """
+    if color_value < 0 or color_value > 255:
+        return 0, 0, 0
+    if color_value < 85:
+        return 255 - color_value * 3, color_value * 3, 0
+    if color_value < 170:
+        color_value -= 85
+        return 0, 255 - color_value * 3, color_value * 3
+    color_value -= 170
+    return color_value * 3, 0, 255 - color_value * 3