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.gitattributes vendored Normal file
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# SPDX-FileCopyrightText: 2024 Justin Myers for Adafruit Industries
#
# SPDX-License-Identifier: Unlicense
.py text eol=lf
.rst text eol=lf
.txt text eol=lf
.yaml text eol=lf
.toml text eol=lf
.license text eol=lf
.md text eol=lf

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.pre-commit-config.yaml
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@ -1,42 +1,21 @@
# SPDX-FileCopyrightText: 2020 Diego Elio Pettenò
# SPDX-FileCopyrightText: 2024 Justin Myers for Adafruit Industries
#
# SPDX-License-Identifier: Unlicense
repos:
- repo: https://github.com/python/black
rev: 23.3.0
hooks:
- id: black
- repo: https://github.com/fsfe/reuse-tool
rev: v1.1.2
hooks:
- id: reuse
- repo: https://github.com/pre-commit/pre-commit-hooks
rev: v4.4.0
rev: v4.5.0
hooks:
- id: check-yaml
- id: end-of-file-fixer
- id: trailing-whitespace
- repo: https://github.com/pycqa/pylint
rev: v2.17.4
- repo: https://github.com/astral-sh/ruff-pre-commit
rev: v0.3.4
hooks:
- id: pylint
name: pylint (library code)
types: [python]
args:
- --disable=consider-using-f-string
exclude: "^(docs/|examples/|tests/|setup.py$)"
- id: pylint
name: pylint (example code)
description: Run pylint rules on "examples/*.py" files
types: [python]
files: "^examples/"
args:
- --disable=missing-docstring,invalid-name,consider-using-f-string,duplicate-code
- id: pylint
name: pylint (test code)
description: Run pylint rules on "tests/*.py" files
types: [python]
files: "^tests/"
args:
- --disable=missing-docstring,consider-using-f-string,duplicate-code
- id: ruff-format
- id: ruff
args: ["--fix"]
- repo: https://github.com/fsfe/reuse-tool
rev: v3.0.1
hooks:
- id: reuse

399
.pylintrc
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@ -1,399 +0,0 @@
# SPDX-FileCopyrightText: 2017 Scott Shawcroft, written for Adafruit Industries
#
# SPDX-License-Identifier: Unlicense
[MASTER]
# A comma-separated list of package or module names from where C extensions may
# be loaded. Extensions are loading into the active Python interpreter and may
# run arbitrary code
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# Add files or directories to the ignore-list. They should be base names, not
# paths.
ignore=CVS
# Add files or directories matching the regex patterns to the ignore-list. The
# regex matches against base names, not paths.
ignore-patterns=
# 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=pylint.extensions.no_self_use
# Pickle collected data for later comparisons.
persistent=yes
# Specify a configuration file.
#rcfile=
# 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
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# 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
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# --disable=W"
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# 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
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# used to format the message information. See doc for all details
#msg-template=
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# and msvs (visual studio).You can also give a reporter class, eg
# mypackage.mymodule.MyReporterClass.
output-format=text
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reports=no
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score=yes
[REFACTORING]
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max-nested-blocks=5
[LOGGING]
# Logging modules to check that the string format arguments are in logging
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logging-modules=logging
[SPELLING]
# 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=
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# --spelling-private-dict-file option instead of raising a message.
spelling-store-unknown-words=no
[MISCELLANEOUS]
# List of note tags to take in consideration, separated by a comma.
# notes=FIXME,XXX,TODO
notes=FIXME,XXX
[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
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# 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=board
# Show a hint with possible names when a member name was not found. The aspect
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missing-member-hint=yes
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# 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,future.builtins
[FORMAT]
# Expected format of line ending, e.g. empty (any line ending), LF or CRLF.
# expected-line-ending-format=
expected-line-ending-format=LF
# 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
# 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
[SIMILARITIES]
# Ignore comments when computing similarities.
ignore-comments=yes
# Ignore docstrings when computing similarities.
ignore-docstrings=yes
# Ignore imports when computing similarities.
ignore-imports=yes
# Minimum lines number of a similarity.
min-similarity-lines=12
[BASIC]
# Regular expression matching correct argument names
argument-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
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attr-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
# Bad variable names which should always be refused, separated by a comma
bad-names=foo,bar,baz,toto,tutu,tata
# Regular expression matching correct class attribute names
class-attribute-rgx=([A-Za-z_][A-Za-z0-9_]{2,30}|(__.*__))$
# Regular expression matching correct class names
# class-rgx=[A-Z_][a-zA-Z0-9]+$
class-rgx=[A-Z_][a-zA-Z0-9_]+$
# Regular expression matching correct constant names
const-rgx=(([A-Z_][A-Z0-9_]*)|(__.*__))$
# Minimum line length for functions/classes that require docstrings, shorter
# ones are exempt.
docstring-min-length=-1
# Regular expression matching correct function names
function-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
# Good variable names which should always be accepted, separated by a comma
# good-names=i,j,k,ex,Run,_
good-names=r,g,b,w,i,j,k,n,x,y,z,ex,ok,Run,_
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# Regular expression matching correct inline iteration names
inlinevar-rgx=[A-Za-z_][A-Za-z0-9_]*$
# Regular expression matching correct method names
method-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
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# 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
# Regular expression matching correct variable names
variable-rgx=(([a-z][a-z0-9_]{2,30})|(_[a-z0-9_]*))$
[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=optparse,tkinter.tix
# 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=
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# 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
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max-args=5
# Maximum number of attributes for a class (see R0902).
# max-attributes=7
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[EXCEPTIONS]
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# "Exception"
overgeneral-exceptions=builtins.Exception

6
README.rst
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@ -13,9 +13,9 @@ Introduction
:target: https://github.com/adafruit/Adafruit_CircuitPython_GPS/actions/
:alt: Build Status
.. image:: https://img.shields.io/badge/code%20style-black-000000.svg
:target: https://github.com/psf/black
:alt: Code Style: Black
.. image:: https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json
:target: https://github.com/astral-sh/ruff
:alt: Code Style: Ruff
GPS parsing module. Can send commands to, and parse simple NMEA data sentences
from serial and I2C GPS modules to read latitude, longitude, and more.

67
adafruit_gps.py
View file

@ -26,14 +26,17 @@ Implementation Notes
https://github.com/adafruit/circuitpython/releases
"""
import time
from micropython import const
try:
from typing import Optional, Tuple, List
from typing_extensions import Literal
from typing import List, Optional, Tuple
from busio import I2C, UART
from circuitpython_typing import ReadableBuffer
from busio import UART, I2C
from typing_extensions import Literal
except ImportError:
pass
@ -103,19 +106,19 @@ def _parse_degrees(nmea_data: str) -> int:
def _parse_int(nmea_data: str) -> int:
if nmea_data is None or nmea_data == "":
if nmea_data is None or not nmea_data:
return None
return int(nmea_data)
def _parse_float(nmea_data: str) -> float:
if nmea_data is None or nmea_data == "":
if nmea_data is None or not nmea_data:
return None
return float(nmea_data)
def _parse_str(nmea_data: str) -> str:
if nmea_data is None or nmea_data == "":
if nmea_data is None or not nmea_data:
return None
return str(nmea_data)
@ -162,7 +165,6 @@ def _parse_data(sentence_type: int, data: List[str]) -> Optional[List]:
"""Parse sentence data for the specified sentence type and
return a list of parameters in the correct format, or return None.
"""
# pylint: disable=too-many-branches
if not _ST_MIN <= sentence_type <= _ST_MAX:
# The sentence_type is unknown
@ -239,14 +241,11 @@ def _parse_data(sentence_type: int, data: List[str]) -> Optional[List]:
return params
# pylint: disable-msg=too-many-instance-attributes
class GPS:
"""GPS parsing module. Can parse simple NMEA data sentences from serial
GPS modules to read latitude, longitude, and more.
"""
# lint warning about too many statements disabled
# pylint: disable-msg=R0915
def __init__(self, uart: UART, debug: bool = False) -> None:
self._uart = uart
# Initialize null starting values for GPS attributes.
@ -362,7 +361,7 @@ class GPS:
# GP - GPS
# GQ - QZSS
# GN - GNSS / More than one of the above
if talker not in (b"GA", b"GB", b"GI", b"GL", b"GP", b"GQ", b"GN"):
if talker not in {b"GA", b"GB", b"GI", b"GL", b"GP", b"GQ", b"GN"}:
# It's not a known GNSS source of data
# Assume it's a valid packet anyway
return True
@ -397,7 +396,7 @@ class GPS:
for char in command:
checksum ^= char
self.write(b"*")
self.write(bytes("{:02x}".format(checksum).upper(), "ascii"))
self.write(bytes(f"{checksum:02x}".upper(), "ascii"))
self.write(b"\r\n")
@property
@ -444,7 +443,6 @@ class GPS:
def _read_sentence(self) -> Optional[str]:
# Parse any NMEA sentence that is available.
# pylint: disable=len-as-condition
# This needs to be refactored when it can be tested.
# Only continue if we have at least 11 bytes in the input buffer
@ -508,9 +506,7 @@ class GPS:
month = int(date[2:4])
year = 2000 + int(date[4:6])
self.timestamp_utc = time.struct_time(
(year, month, day, hours, mins, secs, 0, 0, -1)
)
self.timestamp_utc = time.struct_time((year, month, day, hours, mins, secs, 0, 0, -1))
def _parse_vtg(self, data: List[str]) -> bool:
# VTG - Course Over Ground and Ground Speed
@ -547,15 +543,11 @@ class GPS:
# Latitude
self.latitude = _read_degrees(parsed_data, 0, "s")
self.latitude_degrees, self.latitude_minutes = _read_deg_mins(
data=data, index=0, neg="s"
)
self.latitude_degrees, self.latitude_minutes = _read_deg_mins(data=data, index=0, neg="s")
# Longitude
self.longitude = _read_degrees(parsed_data, 2, "w")
self.longitude_degrees, self.longitude_minutes = _read_deg_mins(
data=data, index=2, neg="w"
)
self.longitude_degrees, self.longitude_minutes = _read_deg_mins(data=data, index=2, neg="w")
# UTC time of position
self._update_timestamp_utc(parsed_data[4])
@ -571,7 +563,7 @@ class GPS:
def _parse_rmc(self, data: List[str]) -> bool:
# RMC - Recommended Minimum Navigation Information
if data is None or len(data) not in (12, 13):
if data is None or len(data) not in {12, 13}:
return False # Unexpected number of params.
parsed_data = _parse_data({12: _RMC, 13: _RMC_4_1}[len(data)], data)
if parsed_data is None:
@ -591,15 +583,11 @@ class GPS:
# Latitude
self.latitude = _read_degrees(parsed_data, 2, "s")
self.latitude_degrees, self.latitude_minutes = _read_deg_mins(
data=data, index=2, neg="s"
)
self.latitude_degrees, self.latitude_minutes = _read_deg_mins(data=data, index=2, neg="s")
# Longitude
self.longitude = _read_degrees(parsed_data, 4, "w")
self.longitude_degrees, self.longitude_minutes = _read_deg_mins(
data=data, index=4, neg="w"
)
self.longitude_degrees, self.longitude_minutes = _read_deg_mins(data=data, index=4, neg="w")
# Speed over ground, knots
self.speed_knots = parsed_data[6]
@ -633,15 +621,11 @@ class GPS:
# Latitude
self.latitude = _read_degrees(parsed_data, 1, "s")
self.longitude_degrees, self.longitude_minutes = _read_deg_mins(
data=data, index=3, neg="w"
)
self.longitude_degrees, self.longitude_minutes = _read_deg_mins(data=data, index=3, neg="w")
# Longitude
self.longitude = _read_degrees(parsed_data, 3, "w")
self.latitude_degrees, self.latitude_minutes = _read_deg_mins(
data=data, index=1, neg="s"
)
self.latitude_degrees, self.latitude_minutes = _read_deg_mins(data=data, index=1, neg="s")
# GPS quality indicator
self.fix_quality = parsed_data[5]
@ -668,7 +652,7 @@ class GPS:
def _parse_gsa(self, talker: bytes, data: List[str]) -> bool:
# GSA - GPS DOP and active satellites
if data is None or len(data) not in (17, 18):
if data is None or len(data) not in {17, 18}:
return False # Unexpected number of params.
if len(data) == 17:
data = _parse_data(_GSA, data)
@ -689,7 +673,7 @@ class GPS:
satlist = list(filter(None, data[2:-4]))
self.sat_prns = []
for sat in satlist:
self.sat_prns.append("{}{}".format(talker, sat))
self.sat_prns.append(f"{talker}{sat}")
# PDOP, dilution of precision
self.pdop = _parse_float(data[14])
@ -706,9 +690,8 @@ class GPS:
def _parse_gsv(self, talker: bytes, data: List[str]) -> bool:
# GSV - Satellites in view
# pylint: disable=too-many-branches
if data is None or len(data) not in (7, 11, 15, 19):
if data is None or len(data) not in {7, 11, 15, 19}:
return False # Unexpected number of params.
data = _parse_data(
{7: _GSV7, 11: _GSV11, 15: _GSV15, 19: _GSV19}[len(data)],
@ -734,7 +717,7 @@ class GPS:
j = i * 4
value = (
# Satellite number
"{}{}".format(talker, sat_tup[0 + j]),
f"{talker}{sat_tup[0 + j]}",
# Elevation in degrees
sat_tup[1 + j],
# Azimuth in degrees
@ -789,9 +772,7 @@ class GPS_GtopI2C(GPS):
debug: bool = False,
timeout: float = 5.0,
) -> None:
from adafruit_bus_device import ( # pylint: disable=import-outside-toplevel
i2c_device,
)
from adafruit_bus_device import i2c_device # noqa: PLC0415
super().__init__(None, debug) # init the parent with no UART
self._i2c = i2c_device.I2CDevice(i2c_bus, address)

6
docs/api.rst
View file

@ -1,5 +1,11 @@
.. If you created a package, create one automodule per module in the package.
.. If your library file(s) are nested in a directory (e.g. /adafruit_foo/foo.py)
.. use this format as the module name: "adafruit_foo.foo"
API Reference
#############
.. automodule:: adafruit_gps
:members:

8
docs/conf.py
View file

@ -1,12 +1,10 @@
# -*- coding: utf-8 -*-
# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
#
# SPDX-License-Identifier: MIT
import datetime
import os
import sys
import datetime
sys.path.insert(0, os.path.abspath(".."))
@ -40,9 +38,7 @@ project = "Adafruit GPS Library"
creation_year = "2017"
current_year = str(datetime.datetime.now().year)
year_duration = (
current_year
if current_year == creation_year
else creation_year + " - " + current_year
current_year if current_year == creation_year else creation_year + " - " + current_year
)
copyright = year_duration + " Tony DiCola, James Carr"
author = "Tony DiCola, James Carr"

1
examples/gps_datalogging.py
View file

@ -14,6 +14,7 @@ import sys
import board
import busio
import adafruit_gps
# Path to the file to log GPS data. By default this will be appended to

1
examples/gps_displayio_simpletest.py
View file

@ -2,6 +2,7 @@
# SPDX-License-Identifier: MIT
import time
import board
from adafruit_display_text.label import Label
from displayio import Group

1
examples/gps_echotest.py
View file

@ -5,6 +5,7 @@
# Will print NMEA sentences received from the GPS, great for testing connection
# Uses the GPS to send some commands, then reads directly from the GPS
import time
import board
import busio

1
examples/gps_satellitefix.py
View file

@ -7,6 +7,7 @@
# * GSV - Satellites in view
import time
import board
import adafruit_gps

35
examples/gps_simpletest.py
View file

@ -5,6 +5,7 @@
# Will wait for a fix and print a message every second with the current location
# and other details.
import time
import board
import busio
@ -74,7 +75,7 @@ while True:
# Print out details about the fix like location, date, etc.
print("=" * 40) # Print a separator line.
print(
"Fix timestamp: {}/{}/{} {:02}:{:02}:{:02}".format(
"Fix timestamp: {}/{}/{} {:02}:{:02}:{:02}".format( # noqa: UP032
gps.timestamp_utc.tm_mon, # Grab parts of the time from the
gps.timestamp_utc.tm_mday, # struct_time object that holds
gps.timestamp_utc.tm_year, # the fix time. Note you might
@ -83,32 +84,24 @@ while True:
gps.timestamp_utc.tm_sec,
)
)
print("Latitude: {0:.6f} degrees".format(gps.latitude))
print("Longitude: {0:.6f} degrees".format(gps.longitude))
print(
"Precise Latitude: {} degs, {:2.4f} mins".format(
gps.latitude_degrees, gps.latitude_minutes
)
)
print(
"Precise Longitude: {} degs, {:2.4f} mins".format(
gps.longitude_degrees, gps.longitude_minutes
)
)
print("Fix quality: {}".format(gps.fix_quality))
print(f"Latitude: {gps.latitude:.6f} degrees")
print(f"Longitude: {gps.longitude:.6f} degrees")
print(f"Precise Latitude: {gps.latitude_degrees} degs, {gps.latitude_minutes:2.4f} mins")
print(f"Precise Longitude: {gps.longitude_degrees} degs, {gps.longitude_minutes:2.4f} mins")
print(f"Fix quality: {gps.fix_quality}")
# Some attributes beyond latitude, longitude and timestamp are optional
# and might not be present. Check if they're None before trying to use!
if gps.satellites is not None:
print("# satellites: {}".format(gps.satellites))
print(f"# satellites: {gps.satellites}")
if gps.altitude_m is not None:
print("Altitude: {} meters".format(gps.altitude_m))
print(f"Altitude: {gps.altitude_m} meters")
if gps.speed_knots is not None:
print("Speed: {} knots".format(gps.speed_knots))
print(f"Speed: {gps.speed_knots} knots")
if gps.speed_kmh is not None:
print("Speed: {} km/h".format(gps.speed_kmh))
print(f"Speed: {gps.speed_kmh} km/h")
if gps.track_angle_deg is not None:
print("Track angle: {} degrees".format(gps.track_angle_deg))
print(f"Track angle: {gps.track_angle_deg} degrees")
if gps.horizontal_dilution is not None:
print("Horizontal dilution: {}".format(gps.horizontal_dilution))
print(f"Horizontal dilution: {gps.horizontal_dilution}")
if gps.height_geoid is not None:
print("Height geoid: {} meters".format(gps.height_geoid))
print(f"Height geoid: {gps.height_geoid} meters")

19
examples/gps_time_source.py
View file

@ -6,9 +6,11 @@
# time while there is powersource (ie coin cell battery)
import time
import board
import busio
import rtc
import adafruit_gps
uart = busio.UART(board.TX, board.RX, baudrate=9600, timeout=10)
@ -26,14 +28,9 @@ the_rtc = rtc.RTC()
def _format_datetime(datetime):
return "{:02}/{:02}/{} {:02}:{:02}:{:02}".format(
datetime.tm_mon,
datetime.tm_mday,
datetime.tm_year,
datetime.tm_hour,
datetime.tm_min,
datetime.tm_sec,
)
date_part = f"{datetime.tm_mon:02}/{datetime.tm_mday:02}/{datetime.tm_year}"
time_part = f"{datetime.tm_hour:02}:{datetime.tm_min:02}:{datetime.tm_sec:02}"
return f"{date_part} {time_part}"
last_print = time.monotonic()
@ -47,12 +44,12 @@ while True:
print("No time data from GPS yet")
continue
# Time & date from GPS informations
print("Fix timestamp: {}".format(_format_datetime(gps.timestamp_utc)))
print(f"Fix timestamp: {_format_datetime(gps.timestamp_utc)}")
# Time & date from internal RTC
print("RTC timestamp: {}".format(_format_datetime(the_rtc.datetime)))
print(f"RTC timestamp: {_format_datetime(the_rtc.datetime)}")
# Time & date from time.localtime() function
local_time = time.localtime()
print("Local time: {}".format(_format_datetime(local_time)))
print(f"Local time: {_format_datetime(local_time)}")

108
ruff.toml Normal file
View file

@ -0,0 +1,108 @@
# SPDX-FileCopyrightText: 2024 Tim Cocks for Adafruit Industries
#
# SPDX-License-Identifier: MIT
target-version = "py38"
line-length = 100
[lint]
preview = true
select = ["I", "PL", "UP"]
extend-select = [
"D419", # empty-docstring
"E501", # line-too-long
"W291", # trailing-whitespace
"PLC0414", # useless-import-alias
"PLC2401", # non-ascii-name
"PLC2801", # unnecessary-dunder-call
"PLC3002", # unnecessary-direct-lambda-call
"E999", # syntax-error
"PLE0101", # return-in-init
"F706", # return-outside-function
"F704", # yield-outside-function
"PLE0116", # continue-in-finally
"PLE0117", # nonlocal-without-binding
"PLE0241", # duplicate-bases
"PLE0302", # unexpected-special-method-signature
"PLE0604", # invalid-all-object
"PLE0605", # invalid-all-format
"PLE0643", # potential-index-error
"PLE0704", # misplaced-bare-raise
"PLE1141", # dict-iter-missing-items
"PLE1142", # await-outside-async
"PLE1205", # logging-too-many-args
"PLE1206", # logging-too-few-args
"PLE1307", # bad-string-format-type
"PLE1310", # bad-str-strip-call
"PLE1507", # invalid-envvar-value
"PLE2502", # bidirectional-unicode
"PLE2510", # invalid-character-backspace
"PLE2512", # invalid-character-sub
"PLE2513", # invalid-character-esc
"PLE2514", # invalid-character-nul
"PLE2515", # invalid-character-zero-width-space
"PLR0124", # comparison-with-itself
"PLR0202", # no-classmethod-decorator
"PLR0203", # no-staticmethod-decorator
"UP004", # useless-object-inheritance
"PLR0206", # property-with-parameters
"PLR0904", # too-many-public-methods
"PLR0911", # too-many-return-statements
"PLR0912", # too-many-branches
"PLR0913", # too-many-arguments
"PLR0914", # too-many-locals
"PLR0915", # too-many-statements
"PLR0916", # too-many-boolean-expressions
"PLR1702", # too-many-nested-blocks
"PLR1704", # redefined-argument-from-local
"PLR1711", # useless-return
"C416", # unnecessary-comprehension
"PLR1733", # unnecessary-dict-index-lookup
"PLR1736", # unnecessary-list-index-lookup
# ruff reports this rule is unstable
#"PLR6301", # no-self-use
"PLW0108", # unnecessary-lambda
"PLW0120", # useless-else-on-loop
"PLW0127", # self-assigning-variable
"PLW0129", # assert-on-string-literal
"B033", # duplicate-value
"PLW0131", # named-expr-without-context
"PLW0245", # super-without-brackets
"PLW0406", # import-self
"PLW0602", # global-variable-not-assigned
"PLW0603", # global-statement
"PLW0604", # global-at-module-level
# fails on the try: import typing used by libraries
#"F401", # unused-import
"F841", # unused-variable
"E722", # bare-except
"PLW0711", # binary-op-exception
"PLW1501", # bad-open-mode
"PLW1508", # invalid-envvar-default
"PLW1509", # subprocess-popen-preexec-fn
"PLW2101", # useless-with-lock
"PLW3301", # nested-min-max
]
ignore = [
"PLR2004", # magic-value-comparison
"UP030", # format literals
"PLW1514", # unspecified-encoding
"PLR0913", # too-many-arguments
"PLR0915", # too-many-statements
"PLR0917", # too-many-positional-arguments
"PLR0904", # too-many-public-methods
"PLR0912", # too-many-branches
"PLR0916", # too-many-boolean-expressions
]
[lint.per-file-ignores]
"tests/adafruit_gps_test.py" = ["PLC2701"]
[format]
line-ending = "lf"

62
tests/adafruit_gps_test.py
View file

@ -1,22 +1,23 @@
# pylint: disable=missing-function-docstring,missing-module-docstring,invalid-name,protected-access,no-self-use,missing-class-docstring
# SPDX-FileCopyrightText: 2021 Jonas Kittner
#
# SPDX-License-Identifier: MIT
import time
from unittest import mock
from freezegun import freeze_time
import pytest
from adafruit_gps import _parse_degrees
from adafruit_gps import _parse_int
from adafruit_gps import _parse_float
from adafruit_gps import _parse_str
from adafruit_gps import _read_degrees
from adafruit_gps import _parse_talker
from adafruit_gps import _parse_data
from adafruit_gps import _read_deg_mins
from adafruit_gps import GPS
import pytest
from freezegun import freeze_time
from adafruit_gps import (
GPS,
_parse_data,
_parse_degrees,
_parse_float,
_parse_int,
_parse_str,
_parse_talker,
_read_deg_mins,
_read_degrees,
)
@pytest.mark.parametrize(
@ -115,7 +116,7 @@ def test_parse_data_unexpected_parameter_type():
class UartMock:
"""mocking the UART connection an its methods"""
def write(self, bytestr):
def write(self, bytestr): # noqa: PLR6301
print(bytestr, end="")
@property
@ -202,12 +203,8 @@ def test_GPS_update_rmc_no_magnetic_variation():
def test_GPS_update_rmc_fix_is_set():
r_valid = (
b"$GPRMC,215032.086,A,1234.5678,N,00123.12345,E,0.45,56.35,021021,,,A*6A\r\n"
)
r_invalid = (
b"$GPRMC,215032.086,V,1234.5678,N,00123.12345,E,0.45,56.35,021021,,,A*7D\r\n"
)
r_valid = b"$GPRMC,215032.086,A,1234.5678,N,00123.12345,E,0.45,56.35,021021,,,A*6A\r\n"
r_invalid = b"$GPRMC,215032.086,V,1234.5678,N,00123.12345,E,0.45,56.35,021021,,,A*7D\r\n"
with mock.patch.object(GPS, "readline", return_value=r_valid):
gps = GPS(uart=UartMock())
assert gps.update()
@ -221,9 +218,7 @@ def test_GPS_update_rmc_fix_is_set():
def test_GPS_update_rmc_fix_is_set_new():
r_valid = (
b"$GPRMC,215032.086,A,1234.5678,N,00123.12345,E,0.45,56.35,021021,,,A*6A\r\n"
)
r_valid = b"$GPRMC,215032.086,A,1234.5678,N,00123.12345,E,0.45,56.35,021021,,,A*6A\r\n"
r_invalid = b"$GPRMC,215032.086,V,ABC,N,00123.12345,E,0.45,56.35,021021,,,A*1B\r\n"
with mock.patch.object(GPS, "readline", return_value=r_valid):
gps = GPS(uart=UartMock())
@ -290,11 +285,8 @@ def test_GPS_update_rmc_debug_shows_sentence(capsys):
gps = GPS(uart=UartMock(), debug=True)
assert gps.update()
out, err = capsys.readouterr()
assert err == ""
assert (
out
== "('GPRMC', '215032.086,A,1234.5678,N,00123.12345,E,0.45,56.35,021021,,,A')\n"
)
assert not err
assert out == "('GPRMC', '215032.086,A,1234.5678,N,00123.12345,E,0.45,56.35,021021,,,A')\n"
def test_GPS_update_data_type_too_short():
@ -308,7 +300,7 @@ def test_GPS_send_command_with_checksum(capsys):
gps = GPS(uart=UartMock())
gps.send_command(command=b"$PMTK001,314,3\r\n", add_checksum=True)
out, err = capsys.readouterr()
assert err == ""
assert not err
assert out == ("b'$'" "b'$PMTK001,314,3\\r\\n'" "b'*'" "b'15'" "b'\\r\\n'")
@ -316,7 +308,7 @@ def test_GPS_send_command_without_checksum(capsys):
gps = GPS(uart=UartMock())
gps.send_command(command=b"$PMTK001,314,3\r\n", add_checksum=False)
out, err = capsys.readouterr()
assert err == ""
assert not err
assert out == ("b'$'" "b'$PMTK001,314,3\\r\\n'" "b'\\r\\n'")
@ -391,21 +383,17 @@ def test_GPS_update_from_GGA():
assert gps.has_3d_fix is False
assert gps.datetime == exp_time
assert (
gps._raw_sentence
== "$GPGGA,123519,4807.038,N,01131.000,E,1,08,0.9,545.4,M,46.9,M,,*47"
gps._raw_sentence == "$GPGGA,123519,4807.038,N,01131.000,E,1,08,0.9,545.4,M,46.9,M,,*47"
)
assert (
gps.nmea_sentence
== "$GPGGA,123519,4807.038,N,01131.000,E,1,08,0.9,545.4,M,46.9,M,,*47"
gps.nmea_sentence == "$GPGGA,123519,4807.038,N,01131.000,E,1,08,0.9,545.4,M,46.9,M,,*47"
)
@pytest.mark.parametrize(
"r",
(
pytest.param(
b"$GPGSA,A,3,15,18,14,,,31,,,23,,,,04.5,02.1,04.0*0f\r\n", id="smaller v4.1"
),
pytest.param(b"$GPGSA,A,3,15,18,14,,,31,,,23,,,,04.5,02.1,04.0*0f\r\n", id="smaller v4.1"),
pytest.param(
b"$GPGSA,A,3,15,18,14,,,31,,,23,,,,04.5,02.1,04.0,3*10\r\n",
id="greater v4.1",