all: Reformat C and Python source code with tools/codeformat.py.

This is run with uncrustify 0.70.1, and black 19.10b0.

examples/hwapi/button_reaction.py

@@ -4,14 +4,16 @@ from hwconfig import LED, BUTTON
 
 # machine.time_pulse_us() function demo
 
-print("""\
+print(
+    """\
 Let's play an interesting game:
 You click button as fast as you can, and I tell you how slow you are.
 Ready? Cliiiiick!
-""")
+"""
+)
 
 while 1:
-    delay = machine.time_pulse_us(BUTTON, 1, 10*1000*1000)
+    delay = machine.time_pulse_us(BUTTON, 1, 10 * 1000 * 1000)
     if delay < 0:
         print("Well, you're *really* slow")
     else:

examples/hwapi/hwconfig_console.py

@@ -1,7 +1,6 @@
 # This is hwconfig for "emulation" for cases when there's no real hardware.
 # It just prints information to console.
 class LEDClass:
-
     def __init__(self, id):
         self.id = "LED(%d):" % id
 

examples/hwapi/hwconfig_pyboard.py

@@ -1,13 +1,13 @@
 from machine import Pin, Signal
 
 # Red LED on pin LED_RED also kown as A13
-LED = Signal('LED_RED', Pin.OUT)
+LED = Signal("LED_RED", Pin.OUT)
 
 # Green LED on pin LED_GREEN also known as A14
-LED2 = Signal('LED_GREEN', Pin.OUT)
+LED2 = Signal("LED_GREEN", Pin.OUT)
 
 # Yellow LED on pin LED_YELLOW also known as A15
-LED3 = Signal('LED_YELLOW', Pin.OUT)
+LED3 = Signal("LED_YELLOW", Pin.OUT)
 
 # Blue LED on pin LED_BLUE also known as B4
-LED4 = Signal('LED_BLUE', Pin.OUT)
+LED4 = Signal("LED_BLUE", Pin.OUT)