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module: use yapf formatter, reduce pylint warnings

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cn 2020-08-07 23:01:51 +02:00
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549
.pylintrc
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@ -1,546 +1,9 @@
[MASTER] [DESIGN]
max-attributes=11
# A comma-separated list of package or module names from where C extensions may max-public-methods=25
# be loaded. Extensions are loading into the active Python interpreter and may
# run arbitrary code
extension-pkg-whitelist=
# Add files or directories to the blacklist. They should be base names, not
# paths.
ignore=CVS
# Add files or directories matching the regex patterns to the blacklist. The
# regex matches against base names, not paths.
ignore-patterns=.*_test.py,setup.py
# Python code to execute, usually for sys.path manipulation such as
# pygtk.require().
#init-hook=
# Use multiple processes to speed up Pylint.
jobs=1
# List of plugins (as comma separated values of python modules names) to load,
# usually to register additional checkers.
load-plugins=
# Pickle collected data for later comparisons.
persistent=no
# Specify a configuration file.
#rcfile=
# When enabled, pylint would attempt to guess common misconfiguration and emit
# user-friendly hints instead of false-positive error messages
suggestion-mode=yes
# Allow loading of arbitrary C extensions. Extensions are imported into the
# active Python interpreter and may run arbitrary code.
unsafe-load-any-extension=no
[MESSAGES CONTROL]
# Only show warnings with the listed confidence levels. Leave empty to show
# all. Valid levels: HIGH, INFERENCE, INFERENCE_FAILURE, UNDEFINED
confidence=
# Disable the message, report, category or checker with the given id(s). You
# can either give multiple identifiers separated by comma (,) or put this
# option multiple times (only on the command line, not in the configuration
# file where it should appear only once).You can also use "--disable=all" to
# disable everything first and then reenable specific checks. For example, if
# you want to run only the similarities checker, you can use "--disable=all
# --enable=similarities". If you want to run only the classes checker, but have
# no Warning level messages displayed, use"--disable=all --enable=classes
# --disable=W"
disable=print-statement,
parameter-unpacking,
unpacking-in-except,
old-raise-syntax,
backtick,
long-suffix,
old-ne-operator,
old-octal-literal,
import-star-module-level,
non-ascii-bytes-literal,
raw-checker-failed,
bad-inline-option,
locally-disabled,
locally-enabled,
file-ignored,
suppressed-message,
useless-suppression,
deprecated-pragma,
apply-builtin,
basestring-builtin,
buffer-builtin,
cmp-builtin,
coerce-builtin,
execfile-builtin,
file-builtin,
long-builtin,
raw_input-builtin,
reduce-builtin,
standarderror-builtin,
unicode-builtin,
xrange-builtin,
coerce-method,
delslice-method,
getslice-method,
setslice-method,
no-absolute-import,
old-division,
dict-iter-method,
dict-view-method,
next-method-called,
metaclass-assignment,
indexing-exception,
raising-string,
reload-builtin,
oct-method,
hex-method,
nonzero-method,
cmp-method,
input-builtin,
round-builtin,
intern-builtin,
unichr-builtin,
map-builtin-not-iterating,
zip-builtin-not-iterating,
range-builtin-not-iterating,
filter-builtin-not-iterating,
using-cmp-argument,
eq-without-hash,
div-method,
idiv-method,
rdiv-method,
exception-message-attribute,
invalid-str-codec,
sys-max-int,
bad-python3-import,
deprecated-string-function,
deprecated-str-translate-call,
deprecated-itertools-function,
deprecated-types-field,
next-method-defined,
dict-items-not-iterating,
dict-keys-not-iterating,
dict-values-not-iterating,
missing-docstring,
line-too-long,
c-extension-no-member
# Enable the message, report, category or checker with the given id(s). You can
# either give multiple identifier separated by comma (,) or put this option
# multiple time (only on the command line, not in the configuration file where
# it should appear only once). See also the "--disable" option for examples.
enable=
[REPORTS]
# Python expression which should return a note less than 10 (10 is the highest
# note). You have access to the variables errors warning, statement which
# respectively contain the number of errors / warnings messages and the total
# number of statements analyzed. This is used by the global evaluation report
# (RP0004).
evaluation=10.0 - ((float(5 * error + warning + refactor + convention) / statement) * 10)
# Template used to display messages. This is a python new-style format string
# used to format the message information. See doc for all details
#msg-template=
# Set the output format. Available formats are text, parseable, colorized, json
# and msvs (visual studio).You can also give a reporter class, eg
# mypackage.mymodule.MyReporterClass.
output-format=colorized
# Tells whether to display a full report or only the messages
reports=no
# Activate the evaluation score.
score=yes
[REFACTORING]
# Maximum number of nested blocks for function / method body
max-nested-blocks=5
# Complete name of functions that never returns. When checking for
# inconsistent-return-statements if a never returning function is called then
# it will be considered as an explicit return statement and no message will be
# printed.
never-returning-functions=optparse.Values,sys.exit
[BASIC]
# Naming style matching correct argument names
argument-naming-style=snake_case
# Regular expression matching correct argument names. Overrides argument-
# naming-style
#argument-rgx=
# Naming style matching correct attribute names
attr-naming-style=snake_case
# Regular expression matching correct attribute names. Overrides attr-naming-
# style
#attr-rgx=
# Bad variable names which should always be refused, separated by a comma
bad-names=foo,
bar,
baz,
toto,
tutu,
tata
# Naming style matching correct class attribute names
class-attribute-naming-style=any
# Regular expression matching correct class attribute names. Overrides class-
# attribute-naming-style
#class-attribute-rgx=
# Naming style matching correct class names
class-naming-style=PascalCase
# Regular expression matching correct class names. Overrides class-naming-style
#class-rgx=
# Naming style matching correct constant names
const-naming-style=UPPER_CASE
# Regular expression matching correct constant names. Overrides const-naming-
# style
#const-rgx=
# Minimum line length for functions/classes that require docstrings, shorter
# ones are exempt.
docstring-min-length=-1
# Naming style matching correct function names
function-naming-style=snake_case
# Regular expression matching correct function names. Overrides function-
# naming-style
#function-rgx=
# Good variable names which should always be accepted, separated by a comma
good-names=i,
j,
k,
ex,
Run,
_,
uv
# Include a hint for the correct naming format with invalid-name
include-naming-hint=no
# Naming style matching correct inline iteration names
inlinevar-naming-style=any
# Regular expression matching correct inline iteration names. Overrides
# inlinevar-naming-style
#inlinevar-rgx=
# Naming style matching correct method names
method-naming-style=snake_case
# Regular expression matching correct method names. Overrides method-naming-
# style
#method-rgx=
# Naming style matching correct module names
module-naming-style=snake_case
# Regular expression matching correct module names. Overrides module-naming-
# style
#module-rgx=
# Colon-delimited sets of names that determine each other's naming style when
# the name regexes allow several styles.
name-group=
# Regular expression which should only match function or class names that do
# not require a docstring.
no-docstring-rgx=^_
# List of decorators that produce properties, such as abc.abstractproperty. Add
# to this list to register other decorators that produce valid properties.
property-classes=abc.abstractproperty
# Naming style matching correct variable names
variable-naming-style=snake_case
# Regular expression matching correct variable names. Overrides variable-
# naming-style
#variable-rgx=
[FORMAT] [FORMAT]
max-line-length=121
# Expected format of line ending, e.g. empty (any line ending), LF or CRLF. [MESSAGES CONTROL]
expected-line-ending-format= disable=invalid-name,missing-docstring
# Regexp for a line that is allowed to be longer than the limit.
ignore-long-lines=^\s*(# )?<?https?://\S+>?$
# Number of spaces of indent required inside a hanging or continued line.
indent-after-paren=4
# String used as indentation unit. This is usually " " (4 spaces) or "\t" (1
# tab).
indent-string=' '
# Maximum number of characters on a single line.
max-line-length=100
# Maximum number of lines in a module
max-module-lines=1000
# List of optional constructs for which whitespace checking is disabled. `dict-
# separator` is used to allow tabulation in dicts, etc.: {1 : 1,\n222: 2}.
# `trailing-comma` allows a space between comma and closing bracket: (a, ).
# `empty-line` allows space-only lines.
no-space-check=trailing-comma,
dict-separator
# Allow the body of a class to be on the same line as the declaration if body
# contains single statement.
single-line-class-stmt=no
# Allow the body of an if to be on the same line as the test if there is no
# else.
single-line-if-stmt=no
[MISCELLANEOUS]
# List of note tags to take in consideration, separated by a comma.
notes=FIXME,
XXX,
TODO
[LOGGING]
# Logging modules to check that the string format arguments are in logging
# function parameter format
logging-modules=logging
[SIMILARITIES]
# Ignore comments when computing similarities.
ignore-comments=yes
# Ignore docstrings when computing similarities.
ignore-docstrings=yes
# Ignore imports when computing similarities.
ignore-imports=no
# Minimum lines number of a similarity.
min-similarity-lines=4
[SPELLING]
# Limits count of emitted suggestions for spelling mistakes
max-spelling-suggestions=4
# Spelling dictionary name. Available dictionaries: none. To make it working
# install python-enchant package.
spelling-dict=
# List of comma separated words that should not be checked.
spelling-ignore-words=
# A path to a file that contains private dictionary; one word per line.
spelling-private-dict-file=
# Tells whether to store unknown words to indicated private dictionary in
# --spelling-private-dict-file option instead of raising a message.
spelling-store-unknown-words=no
[TYPECHECK]
# List of decorators that produce context managers, such as
# contextlib.contextmanager. Add to this list to register other decorators that
# produce valid context managers.
contextmanager-decorators=contextlib.contextmanager
# List of members which are set dynamically and missed by pylint inference
# system, and so shouldn't trigger E1101 when accessed. Python regular
# expressions are accepted.
generated-members=
# Tells whether missing members accessed in mixin class should be ignored. A
# mixin class is detected if its name ends with "mixin" (case insensitive).
ignore-mixin-members=yes
# This flag controls whether pylint should warn about no-member and similar
# checks whenever an opaque object is returned when inferring. The inference
# can return multiple potential results while evaluating a Python object, but
# some branches might not be evaluated, which results in partial inference. In
# that case, it might be useful to still emit no-member and other checks for
# the rest of the inferred objects.
ignore-on-opaque-inference=yes
# List of class names for which member attributes should not be checked (useful
# for classes with dynamically set attributes). This supports the use of
# qualified names.
ignored-classes=optparse.Values,thread._local,_thread._local
# List of module names for which member attributes should not be checked
# (useful for modules/projects where namespaces are manipulated during runtime
# and thus existing member attributes cannot be deduced by static analysis. It
# supports qualified module names, as well as Unix pattern matching.
ignored-modules=
# Show a hint with possible names when a member name was not found. The aspect
# of finding the hint is based on edit distance.
missing-member-hint=yes
# The minimum edit distance a name should have in order to be considered a
# similar match for a missing member name.
missing-member-hint-distance=1
# The total number of similar names that should be taken in consideration when
# showing a hint for a missing member.
missing-member-max-choices=1
[VARIABLES]
# List of additional names supposed to be defined in builtins. Remember that
# you should avoid to define new builtins when possible.
additional-builtins=
# Tells whether unused global variables should be treated as a violation.
allow-global-unused-variables=yes
# List of strings which can identify a callback function by name. A callback
# name must start or end with one of those strings.
callbacks=cb_,
_cb
# A regular expression matching the name of dummy variables (i.e. expectedly
# not used).
dummy-variables-rgx=_+$|(_[a-zA-Z0-9_]*[a-zA-Z0-9]+?$)|dummy|^ignored_|^unused_
# Argument names that match this expression will be ignored. Default to name
# with leading underscore
ignored-argument-names=_.*|^ignored_|^unused_
# Tells whether we should check for unused import in __init__ files.
init-import=no
# List of qualified module names which can have objects that can redefine
# builtins.
redefining-builtins-modules=six.moves,past.builtins,future.builtins
[IMPORTS]
# Allow wildcard imports from modules that define __all__.
allow-wildcard-with-all=no
# Analyse import fallback blocks. This can be used to support both Python 2 and
# 3 compatible code, which means that the block might have code that exists
# only in one or another interpreter, leading to false positives when analysed.
analyse-fallback-blocks=no
# Deprecated modules which should not be used, separated by a comma
deprecated-modules=regsub,
TERMIOS,
Bastion,
rexec
# Create a graph of external dependencies in the given file (report RP0402 must
# not be disabled)
ext-import-graph=
# Create a graph of every (i.e. internal and external) dependencies in the
# given file (report RP0402 must not be disabled)
import-graph=
# Create a graph of internal dependencies in the given file (report RP0402 must
# not be disabled)
int-import-graph=
# Force import order to recognize a module as part of the standard
# compatibility libraries.
known-standard-library=
# Force import order to recognize a module as part of a third party library.
known-third-party=enchant
[CLASSES]
# List of method names used to declare (i.e. assign) instance attributes.
defining-attr-methods=__init__,
__new__,
setUp
# List of member names, which should be excluded from the protected access
# warning.
exclude-protected=_asdict,
_fields,
_replace,
_source,
_make
# List of valid names for the first argument in a class method.
valid-classmethod-first-arg=cls
# List of valid names for the first argument in a metaclass class method.
valid-metaclass-classmethod-first-arg=mcs
[DESIGN]
# Maximum number of arguments for function / method
max-args=5
# Maximum number of attributes for a class (see R0902).
max-attributes=7
# Maximum number of boolean expressions in a if statement
max-bool-expr=5
# Maximum number of branch for function / method body
max-branches=12
# Maximum number of locals for function / method body
max-locals=15
# Maximum number of parents for a class (see R0901).
max-parents=7
# Maximum number of public methods for a class (see R0904).
max-public-methods=20
# Maximum number of return / yield for function / method body
max-returns=6
# Maximum number of statements in function / method body
max-statements=50
# Minimum number of public methods for a class (see R0903).
min-public-methods=2
[EXCEPTIONS]
# Exceptions that will emit a warning when being caught. Defaults to
# "Exception"
overgeneral-exceptions=Exception

3
.style.yapf Normal file
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@ -0,0 +1,3 @@
[style]
based_on_style = pep8
column_limit = 120

3
Makefile
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@ -13,7 +13,8 @@ all: lint test ## Run lint and test (default goal)
.PHONY: lint .PHONY: lint
lint: ## Lint all source code lint: ## Lint all source code
poetry run pylint veml6070 poetry run yapf -q -r veml6070
poetry run pylint --ignore=snapshots veml6070 tests
.PHONY: test .PHONY: test
test: ## Run all tests test: ## Run all tests

11
demo.py
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@ -2,13 +2,14 @@
import veml6070 import veml6070
ALL_INTEGRATION_TIMES = [
veml6070.INTEGRATIONTIME_1_2T, veml6070.INTEGRATIONTIME_1T, veml6070.INTEGRATIONTIME_2T, veml6070.INTEGRATIONTIME_4T
]
if __name__ == '__main__': if __name__ == '__main__':
veml = veml6070.Veml6070() veml = veml6070.Veml6070()
for i in [veml6070.INTEGRATIONTIME_1_2T, for i in ALL_INTEGRATION_TIMES:
veml6070.INTEGRATIONTIME_1T,
veml6070.INTEGRATIONTIME_2T,
veml6070.INTEGRATIONTIME_4T]:
veml.set_integration_time(i) veml.set_integration_time(i)
uv_raw = veml.get_uva_light_intensity_raw() uv_raw = veml.get_uva_light_intensity_raw()
uv = veml.get_uva_light_intensity() uv = veml.get_uva_light_intensity()
print "Integration Time setting %d: %f W/(m*m) from raw value %d" % (i, uv, uv_raw) print("Integration Time setting %d: %f W/(m*m) from raw value %d" % (i, uv, uv_raw))

31
tests/veml6070_test.py
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@ -1,4 +1,3 @@
# import unittest # import unittest
import sys import sys
import time import time
@ -11,7 +10,8 @@ import snapshottest
MOCKED_SMBUS_MODULE = mock.Mock() MOCKED_SMBUS_MODULE = mock.Mock()
sys.modules['smbus'] = MOCKED_SMBUS_MODULE sys.modules['smbus'] = MOCKED_SMBUS_MODULE
time.sleep = lambda s: None time.sleep = lambda s: None
import veml6070 import veml6070 # pylint: disable=wrong-import-position
# inspired by https://github.com/adafruit/Adafruit_Python_GPIO/blob/master/Adafruit_GPIO/I2C.py # inspired by https://github.com/adafruit/Adafruit_Python_GPIO/blob/master/Adafruit_GPIO/I2C.py
class MockSMBus(object): # pylint: disable=bad-option-value,useless-object-inheritance class MockSMBus(object): # pylint: disable=bad-option-value,useless-object-inheritance
@ -27,6 +27,7 @@ class MockSMBus(object): # pylint: disable=bad-option-value,useless-object-inher
def write_byte(self, addr, val): def write_byte(self, addr, val):
self._log.append(('w', addr, val)) self._log.append(('w', addr, val))
# def create_veml6070(**kwargs): # def create_veml6070(**kwargs):
# mockbus = MockSMBus() # mockbus = MockSMBus()
# smbus = Mock() # smbus = Mock()
@ -36,13 +37,15 @@ class MockSMBus(object): # pylint: disable=bad-option-value,useless-object-inher
# # Note: our module constants only available in this scope # # Note: our module constants only available in this scope
# return (veml6070.Veml6070(**kwargs), mockbus) # return (veml6070.Veml6070(**kwargs), mockbus)
def setup_mockbus(**kwargs): def setup_mockbus(**kwargs):
mockbus = MockSMBus(**kwargs) mockbus = MockSMBus(**kwargs)
MOCKED_SMBUS_MODULE.SMBus.return_value = mockbus MOCKED_SMBUS_MODULE.SMBus.return_value = mockbus
return mockbus return mockbus
class TestVeml6070(snapshottest.TestCase):
# pylint: disable=protected-access
class TestVeml6070(snapshottest.TestCase):
def test_setup(self): def test_setup(self):
mockbus = setup_mockbus() mockbus = setup_mockbus()
veml = veml6070.Veml6070() veml = veml6070.Veml6070()
@ -71,38 +74,30 @@ class TestVeml6070(snapshottest.TestCase):
self.assertMatchSnapshot(mockbus._log) self.assertMatchSnapshot(mockbus._log)
def test_uva_light_intensity_raw(self): def test_uva_light_intensity_raw(self):
mockbus = setup_mockbus(initial_read={ mockbus = setup_mockbus(initial_read={0x38 + 1: [0x12], 0x38 + 0: [0x34]})
0x38+1: [0x12],
0x38+0: [0x34]
})
veml = veml6070.Veml6070() veml = veml6070.Veml6070()
self.assertEqual(veml.get_uva_light_intensity_raw(), 0x1234) self.assertEqual(veml.get_uva_light_intensity_raw(), 0x1234)
self.assertMatchSnapshot(mockbus._log) self.assertMatchSnapshot(mockbus._log)
def test_uva_light_intensity(self): def test_uva_light_intensity(self):
mockbus = setup_mockbus(initial_read={ mockbus = setup_mockbus(initial_read={0x38 + 1: [0x01, 0x01], 0x38 + 0: [0x06, 0x06]})
0x38+1: [0x01, 0x01],
0x38+0: [0x06, 0x06]
})
veml = veml6070.Veml6070() veml = veml6070.Veml6070()
self.assertEqual(veml.get_uva_light_intensity(), 0x0106 * (0.1/0.1125) * 0.05 / 1) self.assertEqual(veml.get_uva_light_intensity(), 0x0106 * (0.1 / 0.1125) * 0.05 / 1)
veml.set_integration_time(veml6070.INTEGRATIONTIME_4T) veml.set_integration_time(veml6070.INTEGRATIONTIME_4T)
self.assertEqual(veml.get_uva_light_intensity(), 0x0106 * (0.1/0.1125) * 0.05 / 4) self.assertEqual(veml.get_uva_light_intensity(), 0x0106 * (0.1 / 0.1125) * 0.05 / 4)
self.assertMatchSnapshot(mockbus._log) self.assertMatchSnapshot(mockbus._log)
def test_get_estimated_risk_level(self): def test_get_estimated_risk_level(self):
mockbus = setup_mockbus(initial_read={ mockbus = setup_mockbus(initial_read={0x38 + 1: [0x01, 0x04], 0x38 + 0: [0x06, 0x01]}) # pylint: disable=unused-variable
0x38+1: [0x01, 0x04],
0x38+0: [0x06, 0x01]
})
veml = veml6070.Veml6070() veml = veml6070.Veml6070()
intensity = veml.get_uva_light_intensity() intensity = veml.get_uva_light_intensity()
self.assertEqual(veml.get_estimated_risk_level(intensity), "low") self.assertEqual(veml.get_estimated_risk_level(intensity), "low")
intensity = veml.get_uva_light_intensity() intensity = veml.get_uva_light_intensity()
self.assertEqual(veml.get_estimated_risk_level(intensity), "moderate") self.assertEqual(veml.get_estimated_risk_level(intensity), "moderate")
# don't assert mockbus._log as we do not care
def test_get_refresh_time(self): def test_get_refresh_time(self):
mockbus = setup_mockbus() mockbus = setup_mockbus() # pylint: disable=unused-variable
veml = veml6070.Veml6070(rset=veml6070.RSET_240K) veml = veml6070.Veml6070(rset=veml6070.RSET_240K)
self.assertEqual(veml.get_refresh_time(), 0.1) self.assertEqual(veml.get_refresh_time(), 0.1)
veml.set_integration_time(veml6070.INTEGRATIONTIME_1_2T) veml.set_integration_time(veml6070.INTEGRATIONTIME_1_2T)

4
veml6070/__init__.py
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@ -1,3 +1,3 @@
from .veml6070 import Veml6070 from .veml6070 import Veml6070
from .veml6070 import INTEGRATIONTIME_1_2T, INTEGRATIONTIME_1T, INTEGRATIONTIME_2T, INTEGRATIONTIME_4T, RSET_240K, RSET_270K, RSET_300K, RSET_600K from .veml6070 import INTEGRATIONTIME_1_2T, INTEGRATIONTIME_1T, INTEGRATIONTIME_2T, INTEGRATIONTIME_4T
from .veml6070 import RSET_240K, RSET_270K, RSET_300K, RSET_600K

7
veml6070/veml6070.py
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@ -1,4 +1,3 @@
import time import time
import smbus # pylint: disable=import-error import smbus # pylint: disable=import-error
@ -31,8 +30,8 @@ NORMALIZED_REFRESHTIME = 0.1
# normalized to the NORMALIZED_REFRESHTIME, for RSET_240K and INTEGRATIONTIME_1T # normalized to the NORMALIZED_REFRESHTIME, for RSET_240K and INTEGRATIONTIME_1T
NORMALIZED_UVA_SENSITIVITY = 0.05 NORMALIZED_UVA_SENSITIVITY = 0.05
class Veml6070(object): # pylint: disable=bad-option-value,useless-object-inheritance
class Veml6070(object): # pylint: disable=bad-option-value,useless-object-inheritance
def __init__(self, i2c_bus=1, sensor_address=ADDR_L, rset=RSET_270K, integration_time=INTEGRATIONTIME_1T): def __init__(self, i2c_bus=1, sensor_address=ADDR_L, rset=RSET_270K, integration_time=INTEGRATIONTIME_1T):
self.bus = smbus.SMBus(i2c_bus) self.bus = smbus.SMBus(i2c_bus)
self.sendor_address = sensor_address self.sendor_address = sensor_address
@ -61,8 +60,8 @@ class Veml6070(object): # pylint: disable=bad-option-value,useless-object-inheri
def get_uva_light_intensity_raw(self): def get_uva_light_intensity_raw(self):
self.enable() self.enable()
# wait two times the refresh time to allow completion of a previous cycle with old settings (worst case) # wait two times the refresh time to allow completion of a previous cycle with old settings (worst case)
time.sleep(self.get_refresh_time()*2) time.sleep(self.get_refresh_time() * 2)
msb = self.bus.read_byte(self.sendor_address+(ADDR_H-ADDR_L)) msb = self.bus.read_byte(self.sendor_address + (ADDR_H - ADDR_L))
lsb = self.bus.read_byte(self.sendor_address) lsb = self.bus.read_byte(self.sendor_address)
self.disable() self.disable()
return (msb << 8) | lsb return (msb << 8) | lsb