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Commit 9737456

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asomovasomov
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Fix issue 11: use spaces for indentation
1 parent cfdd75d commit 9737456

14 files changed

+1980
-1980
lines changed

‎Adafruit_GPIO/FT232H.py

+713-713
Large diffs are not rendered by default.

‎Adafruit_GPIO/GPIO.py

+122-122
Original file line numberDiff line numberDiff line change
@@ -29,138 +29,138 @@
2929

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3131
class BaseGPIO(object):
32-
"""Base class for implementing simple digital IO for a platform.
33-
Implementors are expected to subclass from this and provide an implementation
34-
of the setup, output, and input functions."""
35-
36-
def setup(self, pin, mode):
37-
"""Set the input or output mode for a specified pin. Mode should be
38-
either OUT or IN."""
39-
raise NotImplementedError
40-
41-
def output(self, pin, value):
42-
"""Set the specified pin the provided high/low value. Value should be
43-
either HIGH/LOW or a boolean (true = high)."""
44-
raise NotImplementedError
45-
46-
def input(self, pin):
47-
"""Read the specified pin and return HIGH/true if the pin is pulled high,
48-
or LOW/false if pulled low."""
49-
raise NotImplementedError
50-
51-
def set_high(self, pin):
52-
"""Set the specified pin HIGH."""
53-
self.output(pin, HIGH)
54-
55-
def set_low(self, pin):
56-
"""Set the specified pin LOW."""
57-
self.output(pin, LOW)
58-
59-
def is_high(self, pin):
60-
"""Return true if the specified pin is pulled high."""
61-
return self.input(pin) == HIGH
62-
63-
def is_low(self, pin):
64-
"""Return true if the specified pin is pulled low."""
65-
return self.input(pin) == LOW
66-
67-
def output_pins(self, pins):
68-
"""Set multiple pins high or low at once. Pins should be a dict of pin
69-
name to pin value (HIGH/True for 1, LOW/False for 0). All provided pins
70-
will be set to the given values.
71-
"""
72-
# General implementation just loops through pins and writes them out
73-
# manually. This is not optimized, but subclasses can choose to implement
74-
# a more optimal batch output implementation. See the MCP230xx class for
75-
# example of optimized implementation.
76-
for pin, value in pins.iteritems():
77-
self.output(pin, value)
78-
79-
def setup_pins(self, pins):
80-
"""Setup multiple pins as inputs or outputs at once. Pins should be a
81-
dict of pin name to pin type (IN or OUT).
82-
"""
83-
# General implementation that can be improved by subclasses.
84-
for pin, value in pins.iteritems():
85-
self.setup(pin, value)
32+
"""Base class for implementing simple digital IO for a platform.
33+
Implementors are expected to subclass from this and provide an implementation
34+
of the setup, output, and input functions."""
35+
36+
def setup(self, pin, mode):
37+
"""Set the input or output mode for a specified pin. Mode should be
38+
either OUT or IN."""
39+
raise NotImplementedError
40+
41+
def output(self, pin, value):
42+
"""Set the specified pin the provided high/low value. Value should be
43+
either HIGH/LOW or a boolean (true = high)."""
44+
raise NotImplementedError
45+
46+
def input(self, pin):
47+
"""Read the specified pin and return HIGH/true if the pin is pulled high,
48+
or LOW/false if pulled low."""
49+
raise NotImplementedError
50+
51+
def set_high(self, pin):
52+
"""Set the specified pin HIGH."""
53+
self.output(pin, HIGH)
54+
55+
def set_low(self, pin):
56+
"""Set the specified pin LOW."""
57+
self.output(pin, LOW)
58+
59+
def is_high(self, pin):
60+
"""Return true if the specified pin is pulled high."""
61+
return self.input(pin) == HIGH
62+
63+
def is_low(self, pin):
64+
"""Return true if the specified pin is pulled low."""
65+
return self.input(pin) == LOW
66+
67+
def output_pins(self, pins):
68+
"""Set multiple pins high or low at once. Pins should be a dict of pin
69+
name to pin value (HIGH/True for 1, LOW/False for 0). All provided pins
70+
will be set to the given values.
71+
"""
72+
# General implementation just loops through pins and writes them out
73+
# manually. This is not optimized, but subclasses can choose to implement
74+
# a more optimal batch output implementation. See the MCP230xx class for
75+
# example of optimized implementation.
76+
for pin, value in pins.iteritems():
77+
self.output(pin, value)
78+
79+
def setup_pins(self, pins):
80+
"""Setup multiple pins as inputs or outputs at once. Pins should be a
81+
dict of pin name to pin type (IN or OUT).
82+
"""
83+
# General implementation that can be improved by subclasses.
84+
for pin, value in pins.iteritems():
85+
self.setup(pin, value)
8686

8787

8888
class RPiGPIOAdapter(BaseGPIO):
89-
"""GPIO implementation for the Raspberry Pi using the RPi.GPIO library."""
90-
91-
def __init__(self, rpi_gpio, mode=None):
92-
self.rpi_gpio = rpi_gpio
93-
# Suppress warnings about GPIO in use.
94-
rpi_gpio.setwarnings(False)
95-
if mode == rpi_gpio.BOARD or mode == rpi_gpio.BCM:
96-
rpi_gpio.setmode(mode)
97-
elif mode is not None:
98-
raise ValueError('Unexpected value for mode. Must be BOARD or BCM.')
99-
else:
100-
# Default to BCM numbering if not told otherwise.
101-
rpi_gpio.setmode(rpi_gpio.BCM)
102-
103-
def setup(self, pin, mode):
104-
"""Set the input or output mode for a specified pin. Mode should be
105-
either OUTPUT or INPUT.
106-
"""
107-
self.rpi_gpio.setup(pin, self.rpi_gpio.IN if mode == IN else \
108-
self.rpi_gpio.OUT)
109-
110-
def output(self, pin, value):
111-
"""Set the specified pin the provided high/low value. Value should be
112-
either HIGH/LOW or a boolean (true = high).
113-
"""
114-
self.rpi_gpio.output(pin, value)
115-
116-
def input(self, pin):
117-
"""Read the specified pin and return HIGH/true if the pin is pulled high,
118-
or LOW/false if pulled low.
119-
"""
120-
return self.rpi_gpio.input(pin)
89+
"""GPIO implementation for the Raspberry Pi using the RPi.GPIO library."""
90+
91+
def __init__(self, rpi_gpio, mode=None):
92+
self.rpi_gpio = rpi_gpio
93+
# Suppress warnings about GPIO in use.
94+
rpi_gpio.setwarnings(False)
95+
if mode == rpi_gpio.BOARD or mode == rpi_gpio.BCM:
96+
rpi_gpio.setmode(mode)
97+
elif mode is not None:
98+
raise ValueError('Unexpected value for mode. Must be BOARD or BCM.')
99+
else:
100+
# Default to BCM numbering if not told otherwise.
101+
rpi_gpio.setmode(rpi_gpio.BCM)
102+
103+
def setup(self, pin, mode):
104+
"""Set the input or output mode for a specified pin. Mode should be
105+
either OUTPUT or INPUT.
106+
"""
107+
self.rpi_gpio.setup(pin, self.rpi_gpio.IN if mode == IN else \
108+
self.rpi_gpio.OUT)
109+
110+
def output(self, pin, value):
111+
"""Set the specified pin the provided high/low value. Value should be
112+
either HIGH/LOW or a boolean (true = high).
113+
"""
114+
self.rpi_gpio.output(pin, value)
115+
116+
def input(self, pin):
117+
"""Read the specified pin and return HIGH/true if the pin is pulled high,
118+
or LOW/false if pulled low.
119+
"""
120+
return self.rpi_gpio.input(pin)
121121

122122

123123
class AdafruitBBIOAdapter(BaseGPIO):
124-
"""GPIO implementation for the Beaglebone Black using the Adafruit_BBIO
125-
library.
126-
"""
124+
"""GPIO implementation for the Beaglebone Black using the Adafruit_BBIO
125+
library.
126+
"""
127127

128-
def __init__(self, bbio_gpio):
129-
self.bbio_gpio = bbio_gpio
128+
def __init__(self, bbio_gpio):
129+
self.bbio_gpio = bbio_gpio
130130

131-
def setup(self, pin, mode):
132-
"""Set the input or output mode for a specified pin. Mode should be
133-
either OUTPUT or INPUT.
134-
"""
135-
self.bbio_gpio.setup(pin, self.bbio_gpio.IN if mode == IN else \
136-
self.bbio_gpio.OUT)
131+
def setup(self, pin, mode):
132+
"""Set the input or output mode for a specified pin. Mode should be
133+
either OUTPUT or INPUT.
134+
"""
135+
self.bbio_gpio.setup(pin, self.bbio_gpio.IN if mode == IN else \
136+
self.bbio_gpio.OUT)
137137

138-
def output(self, pin, value):
139-
"""Set the specified pin the provided high/low value. Value should be
140-
either HIGH/LOW or a boolean (true = high).
141-
"""
142-
self.bbio_gpio.output(pin, value)
138+
def output(self, pin, value):
139+
"""Set the specified pin the provided high/low value. Value should be
140+
either HIGH/LOW or a boolean (true = high).
141+
"""
142+
self.bbio_gpio.output(pin, value)
143143

144-
def input(self, pin):
145-
"""Read the specified pin and return HIGH/true if the pin is pulled high,
146-
or LOW/false if pulled low.
147-
"""
148-
return self.bbio_gpio.input(pin)
144+
def input(self, pin):
145+
"""Read the specified pin and return HIGH/true if the pin is pulled high,
146+
or LOW/false if pulled low.
147+
"""
148+
return self.bbio_gpio.input(pin)
149149

150150

151151
def get_platform_gpio(**keywords):
152-
"""Attempt to return a GPIO instance for the platform which the code is being
153-
executed on. Currently supports only the Raspberry Pi using the RPi.GPIO
154-
library and Beaglebone Black using the Adafruit_BBIO library. Will throw an
155-
exception if a GPIO instance can't be created for the current platform. The
156-
returned GPIO object is an instance of BaseGPIO.
157-
"""
158-
plat = Platform.platform_detect()
159-
if plat == Platform.RASPBERRY_PI:
160-
import RPi.GPIO
161-
return RPiGPIOAdapter(RPi.GPIO, **keywords)
162-
elif plat == Platform.BEAGLEBONE_BLACK:
163-
import Adafruit_BBIO.GPIO
164-
return AdafruitBBIOAdapter(Adafruit_BBIO.GPIO, **keywords)
165-
elif plat == Platform.UNKNOWN:
166-
raise RuntimeError('Could not determine platform.')
152+
"""Attempt to return a GPIO instance for the platform which the code is being
153+
executed on. Currently supports only the Raspberry Pi using the RPi.GPIO
154+
library and Beaglebone Black using the Adafruit_BBIO library. Will throw an
155+
exception if a GPIO instance can't be created for the current platform. The
156+
returned GPIO object is an instance of BaseGPIO.
157+
"""
158+
plat = Platform.platform_detect()
159+
if plat == Platform.RASPBERRY_PI:
160+
import RPi.GPIO
161+
return RPiGPIOAdapter(RPi.GPIO, **keywords)
162+
elif plat == Platform.BEAGLEBONE_BLACK:
163+
import Adafruit_BBIO.GPIO
164+
return AdafruitBBIOAdapter(Adafruit_BBIO.GPIO, **keywords)
165+
elif plat == Platform.UNKNOWN:
166+
raise RuntimeError('Could not determine platform.')

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