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[Adafruit_Blinka-hackapet.git] / src / adafruit_blinka / agnostic / __init__.py
1 """Allows useful indirection to test Pin naming logic by switching platform in testing
2     or provide bootstrapping logic for board identification where auto-detection is not
3     feasible (e.g. multiple ESP8266 boards architecturally identical). Once runtime
4     environment is established, can choose various routes to make available and re-export
5     common modules and operations, depending on platform support
6 """
7 import sys
8
9 # We intentionally are patching into this namespace as module names so skip the name check.
10 # pylint: disable=invalid-name
11 platform = sys.platform
12
13 board_id = None
14
15 if platform is not None:
16     if platform == "esp8266":  # TODO more conservative board-guessing
17         board_id = "feather_huzzah"
18     elif platform == "samd21":
19         board_id = "feather_m0_express"
20     elif platform == "pyboard":
21         platform = "stm32"
22         board_id = "pyboard"
23     elif platform == "linux":
24         from Adafruit_GPIO import Platform
25         if Platform.platform_detect() == Platform.RASPBERRY_PI:
26             if Platform.pi_version() == 1:
27                 board_id = "raspi_1"
28             elif Platform.pi_version() == 2:
29                 board_id = "raspi_2"
30             elif Platform.pi_version() == 3:
31                 board_id = "raspi_3"
32         elif Platform.platform_detect() == Platform.BEAGLEBONE_BLACK:
33             board_id = "beaglebone_black"
34
35 implementation = sys.implementation.name
36 if implementation == "micropython":
37     from utime import sleep
38 elif implementation == "circuitpython" or implementation == "cpython":
39     from time import sleep