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def _tryConnect(src, unit, intfName):
"""
Try connect src to interface of specified name on unit.
Ignore if interface is not present or if it already has driver.
"""
try:
dst = getattr(unit, intfName)
except AttributeError:
return
if not dst._sig.drivers:
connect(src,... |
def propagateClk(obj):
"""
Propagate "clk" clock signal to all subcomponents
"""
clk = obj.clk
for u in obj._units:
_tryConnect(clk, u, 'clk') |
def propagateClkRstn(obj):
"""
Propagate "clk" clock and negative reset "rst_n" signal
to all subcomponents
"""
clk = obj.clk
rst_n = obj.rst_n
for u in obj._units:
_tryConnect(clk, u, 'clk')
_tryConnect(rst_n, u, 'rst_n')
_tryConnect(~rst_n, u, 'rst') |
def propagateClkRst(obj):
"""
Propagate "clk" clock and reset "rst" signal to all subcomponents
"""
clk = obj.clk
rst = obj.rst
for u in obj._units:
_tryConnect(clk, u, 'clk')
_tryConnect(~rst, u, 'rst_n')
_tryConnect(rst, u, 'rst') |
def propagateRstn(obj):
"""
Propagate negative reset "rst_n" signal
to all subcomponents
"""
rst_n = obj.rst_n
for u in obj._units:
_tryConnect(rst_n, u, 'rst_n')
_tryConnect(~rst_n, u, 'rst') |
def propagateRst(obj):
"""
Propagate reset "rst" signal
to all subcomponents
"""
rst = obj.rst
for u in obj._units:
_tryConnect(~rst, u, 'rst_n')
_tryConnect(rst, u, 'rst') |
def fitTo_t(what: Union[RtlSignal, Value], where_t: HdlType,
extend: bool=True, shrink: bool=True):
"""
Slice signal "what" to fit in "where"
or
arithmetically (for signed by MSB / unsigned, vector with 0) extend
"what" to same width as "where"
little-endian impl.
"""
whatW... |
def iterBits(sigOrVal: Union[RtlSignal, Value], bitsInOne: int=1,
skipPadding: bool=True, fillup: bool=False):
"""
Iterate over bits in vector
:param sigOrVal: signal or value to iterate over
:param bitsInOne: number of bits in one part
:param skipPadding: if true padding is skipped in... |
def _get(self, numberOfBits: int, doCollect: bool):
"""
:param numberOfBits: number of bits to get from actual possition
:param doCollect: if False output is not collected just iterator moves
in structure
"""
if not isinstance(numberOfBits, int):
numberOfB... |
def get(self, numberOfBits: int) -> Union[RtlSignal, Value]:
"""
:param numberOfBits: number of bits to get from actual possition
:return: chunk of bits of specified size (instance of Value or RtlSignal)
"""
return self._get(numberOfBits, True) |
def _serializeExclude_eval(parentUnit, obj, isDeclaration, priv):
"""
Always decide not to serialize obj
:param priv: private data for this function first unit of this class
:return: tuple (do serialize this object, next priv)
"""
if isDeclaration:
# prepare entity which will not be ser... |
def _serializeOnce_eval(parentUnit, obj, isDeclaration, priv):
"""
Decide to serialize only first obj of it's class
:param priv: private data for this function
(first object with class == obj.__class__)
:return: tuple (do serialize this object, next priv)
where priv is private data for... |
def _serializeParamsUniq_eval(parentUnit, obj, isDeclaration, priv):
"""
Decide to serialize only objs with uniq parameters and class
:param priv: private data for this function
({frozen_params: obj})
:return: tuple (do serialize this object, next priv)
"""
params = paramsToValTuple(p... |
def _getFullName(self):
"""get all name hierarchy separated by '.' """
name = ""
tmp = self
while isinstance(tmp, (InterfaceBase, HObjList)):
if hasattr(tmp, "_name"):
n = tmp._name
else:
n = ''
if name == '':
... |
def _make_association(self, *args, **kwargs):
"""
Delegate _make_association on items
:note: doc in :func:`~hwt.synthesizer.interfaceLevel.propDeclCollector._make_association`
"""
for o in self:
o._make_association(*args, **kwargs) |
def _updateParamsFrom(self, *args, **kwargs):
"""
:note: doc in :func:`~hwt.synthesizer.interfaceLevel.propDeclCollector._updateParamsFrom`
"""
for o in self:
o._updateParamsFrom(*args, **kwargs) |
def simPrepare(unit: Unit, modelCls: Optional[SimModel]=None,
targetPlatform=DummyPlatform(),
dumpModelIn: str=None, onAfterToRtl=None):
"""
Create simulation model and connect it with interfaces of original unit
and decorate it with agents
:param unit: interface level uni... |
def toSimModel(unit, targetPlatform=DummyPlatform(), dumpModelIn=None):
"""
Create a simulation model for unit
:param unit: interface level unit which you wont prepare for simulation
:param targetPlatform: target platform for this synthes
:param dumpModelIn: folder to where put sim model files
... |
def reconnectUnitSignalsToModel(synthesisedUnitOrIntf, modelCls):
"""
Reconnect model signals to unit to run simulation with simulation model
but use original unit interfaces for communication
:param synthesisedUnitOrIntf: interface where should be signals
replaced from signals from modelCls
... |
def simUnitVcd(simModel, stimulFunctions, outputFile=sys.stdout,
until=100 * Time.ns):
"""
Syntax sugar
If outputFile is string try to open it as file
:return: hdl simulator object
"""
assert isinstance(simModel, SimModel), \
"Class of SimModel is required (got %r)" % (si... |
def _simUnitVcd(simModel, stimulFunctions, outputFile, until):
"""
:param unit: interface level unit to simulate
:param stimulFunctions: iterable of function(env)
(simpy environment) which are driving the simulation
:param outputFile: file where vcd will be dumped
:param time: endtime of sim... |
def oscilate(sig, period=10 * Time.ns, initWait=0):
"""
Oscillative simulation driver for your signal
(usually used as clk generator)
"""
def oscillateStimul(s):
s.write(False, sig)
halfPeriod = period / 2
yield s.wait(initWait)
while True:
yield s.wait(h... |
def onTWriteCallback__init(self, sim):
"""
Process for injecting of this callback loop into simulator
"""
yield from self.onTWriteCallback(sim)
self.intf.t._sigInside.registerWriteCallback(
self.onTWriteCallback,
self.getEnable)
self.intf.o._sigIns... |
def connectSig(self, signal):
"""
Connect to port item on subunit
"""
if self.direction == DIRECTION.IN:
if self.src is not None:
raise HwtSyntaxError(
"Port %s is already associated with %r"
% (self.name, self.src))
... |
def registerInternSig(self, signal):
"""
Connect internal signal to port item,
this connection is used by simulator and only output port items
will be connected
"""
if self.direction == DIRECTION.OUT:
if self.src is not None:
raise HwtSyntaxErr... |
def connectInternSig(self):
"""
connet signal from internal side of of this component to this port
"""
d = self.direction
if d == DIRECTION.OUT:
self.src.endpoints.append(self)
elif d == DIRECTION.IN or d == DIRECTION.INOUT:
self.dst.drivers.append... |
def getInternSig(self):
"""
return signal inside unit which has this port
"""
d = self.direction
if d == DIRECTION.IN:
return self.dst
elif d == DIRECTION.OUT:
return self.src
else:
raise NotImplementedError(d) |
def isEvDependentOn(sig, process) -> bool:
"""
Check if hdl process has event depenency on signal
"""
if sig is None:
return False
return process in sig.simFallingSensProcs\
or process in sig.simRisingSensProcs |
def _add_process(self, proc, priority) -> None:
"""
Schedule process on actual time with specified priority
"""
self._events.push(self.now, priority, proc) |
def _addHdlProcToRun(self, trigger: SimSignal, proc) -> None:
"""
Add hdl process to execution queue
:param trigger: instance of SimSignal
:param proc: python generator function representing HDL process
"""
# first process in time has to plan executing of apply values on... |
def _initUnitSignals(self, unit: Unit) -> None:
"""
* Inject default values to simulation
* Instantiate IOs for every process
"""
# set initial value to all signals and propagate it
for s in unit._ctx.signals:
if s.defVal.vldMask:
v = s.defVal... |
def _scheduleCombUpdateDoneEv(self) -> Event:
"""
Schedule combUpdateDoneEv event to let agents know that current
delta step is ending and values from combinational logic are stable
"""
assert not self._combUpdateDonePlaned, self.now
cud = Event(self)
cud.process_... |
def _scheduleApplyValues(self) -> None:
"""
Apply stashed values to signals
"""
assert not self._applyValPlaned, self.now
self._add_process(self._applyValues(), PRIORITY_APPLY_COMB)
self._applyValPlaned = True
if self._runSeqProcessesPlaned:
# if runS... |
def _conflictResolveStrategy(self, newValue: set)\
-> Tuple[Callable[[Value], bool], bool]:
"""
This functions resolves write conflicts for signal
:param actionSet: set of actions made by process
"""
invalidate = False
resLen = len(newValue)
if resLe... |
def _runCombProcesses(self) -> None:
"""
Delta step for combinational processes
"""
for proc in self._combProcsToRun:
cont = self._outputContainers[proc]
proc(self, cont)
for sigName, sig in cont._all_signals:
newVal = getattr(cont, sig... |
def _runSeqProcesses(self) -> Generator[None, None, None]:
"""
Delta step for event dependent processes
"""
updates = []
for proc in self._seqProcsToRun:
try:
outContainer = self._outputContainers[proc]
except KeyError:
# pr... |
def _applyValues(self) -> Generator[None, None, None]:
"""
Perform delta step by writing stacked values to signals
"""
va = self._valuesToApply
self._applyValPlaned = False
# log if there are items to log
lav = self.config.logApplyingValues
if va and lav:... |
def read(self, sig) -> Value:
"""
Read value from signal or interface
"""
try:
v = sig._val
except AttributeError:
v = sig._sigInside._val
return v.clone() |
def write(self, val, sig: SimSignal)-> None:
"""
Write value to signal or interface.
"""
# get target RtlSignal
try:
simSensProcs = sig.simSensProcs
except AttributeError:
sig = sig._sigInside
simSensProcs = sig.simSensProcs
# ... |
def run(self, until: float) -> None:
"""
Run simulation until specified time
:note: can be used to run simulation again after it ends from time when it ends
"""
assert until > self.now
events = self._events
schedule = events.push
next_event = events.pop
... |
def add_process(self, proc) -> None:
"""
Add process to events with default priority on current time
"""
self._events.push(self.now, PRIORITY_NORMAL, proc) |
def simUnit(self, synthesisedUnit: Unit, until: float, extraProcesses=[]):
"""
Run simulation for Unit instance
"""
beforeSim = self.config.beforeSim
if beforeSim is not None:
beforeSim(self, synthesisedUnit)
add_proc = self.add_process
for p in extra... |
def _mkOp(fn):
"""
Function to create variadic operator function
:param fn: function to perform binary operation
"""
def op(*operands, key=None) -> RtlSignalBase:
"""
:param operands: variadic parameter of input uperands
:param key: optional function applied on every operand... |
def systemCTypeOfSig(signalItem):
"""
Check if is register or wire
"""
if signalItem._const or\
arr_any(signalItem.drivers,
lambda d: isinstance(d, HdlStatement)
and d._now_is_event_dependent):
return SIGNAL_TYPE.REG
else:
return SIGNAL_TYPE.WIRE |
def ternaryOpsToIf(statements):
"""Convert all ternary operators to IfContainers"""
stms = []
for st in statements:
if isinstance(st, Assignment):
try:
if not isinstance(st.src, RtlSignalBase):
raise DoesNotContainsTernary()
d = st.src... |
def HWProcess(cls, proc, ctx):
"""
Serialize HWProcess objects as VHDL
:param scope: name scope to prevent name collisions
"""
body = proc.statements
extraVars = []
extraVarsSerialized = []
hasToBeVhdlProcess = arr_any(body,
... |
def hash_distance(left_hash, right_hash):
"""Compute the hamming distance between two hashes"""
if len(left_hash) != len(right_hash):
raise ValueError('Hamming distance requires two strings of equal length')
return sum(map(lambda x: 0 if x[0] == x[1] else 1, zip(left_hash, right_hash))) |
def average_hash(image_path, hash_size=8):
""" Compute the average hash of the given image. """
with open(image_path, 'rb') as f:
# Open the image, resize it and convert it to black & white.
image = Image.open(f).resize((hash_size, hash_size), Image.ANTIALIAS).convert('L')
pixels = list(... |
def distance(image_path, other_image_path):
""" Compute the hamming distance between two images"""
image_hash = average_hash(image_path)
other_image_hash = average_hash(other_image_path)
return hash_distance(image_hash, other_image_hash) |
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the Vizio media player platform."""
host = config.get(CONF_HOST)
token = config.get(CONF_ACCESS_TOKEN)
name = config.get(CONF_NAME)
volume_step = config.get(CONF_VOLUME_STEP)
device_type = config.get(CONF_DEVICE_CLASS... |
def update(self):
"""Retrieve latest state of the device."""
is_on = self._device.get_power_state()
if is_on:
self._state = STATE_ON
volume = self._device.get_current_volume()
if volume is not None:
self._volume_level = float(volume) / self._... |
def mute_volume(self, mute):
"""Mute the volume."""
if mute:
self._device.mute_on()
else:
self._device.mute_off() |
def volume_up(self):
"""Increasing volume of the device."""
self._volume_level += self._volume_step / self._max_volume
self._device.vol_up(num=self._volume_step) |
def volume_down(self):
"""Decreasing volume of the device."""
self._volume_level -= self._volume_step / self._max_volume
self._device.vol_down(num=self._volume_step) |
def set_volume_level(self, volume):
"""Set volume level."""
if self._volume_level is not None:
if volume > self._volume_level:
num = int(self._max_volume * (volume - self._volume_level))
self._volume_level = volume
self._device.vol_up(num=num)
... |
def reset(self):
'''Restores the starting position.'''
self.piece_bb = [
BB_VOID, # NONE
BB_RANK_C | BB_RANK_G, # PAWN
BB_A1 | BB_I1 | BB_A9 | BB_I9, # LANCE
BB_A2 | BB_A8 | BB_I2 | BB_I8, # KNIGHT
... |
def piece_at(self, square):
'''Gets the piece at the given square.'''
mask = BB_SQUARES[square]
color = int(bool(self.occupied[WHITE] & mask))
piece_type = self.piece_type_at(square)
if piece_type:
return Piece(piece_type, color) |
def remove_piece_at(self, square, into_hand=False):
'''Removes a piece from the given square if present.'''
piece_type = self.piece_type_at(square)
if piece_type == NONE:
return
if into_hand:
self.add_piece_into_hand(piece_type, self.turn)
mask = BB_SQU... |
def set_piece_at(self, square, piece, from_hand=False, into_hand=False):
'''Sets a piece at the given square. An existing piece is replaced.'''
if from_hand:
self.remove_piece_from_hand(piece.piece_type, self.turn)
self.remove_piece_at(square, into_hand)
self.pieces[square]... |
def is_suicide_or_check_by_dropping_pawn(self, move):
'''
Checks if the given move would move would leave the king in check or
put it into check.
'''
self.push(move)
is_suicide = self.was_suicide()
is_check_by_dropping_pawn = self.was_check_by_dropping_pawn(move)... |
def was_suicide(self):
'''
Checks if the king of the other side is attacked. Such a position is not
valid and could only be reached by an illegal move.
'''
return self.is_attacked_by(self.turn, self.king_squares[self.turn ^ 1]) |
def is_game_over(self):
'''
Checks if the game is over due to checkmate, stalemate or
fourfold repetition.
'''
# Stalemate or checkmate.
try:
next(self.generate_legal_moves().__iter__())
except StopIteration:
return True
# Fourfol... |
def is_checkmate(self):
'''Checks if the current position is a checkmate.'''
if not self.is_check():
return False
try:
next(self.generate_legal_moves().__iter__())
return False
except StopIteration:
return True |
def is_fourfold_repetition(self):
'''
a game is ended if a position occurs for the fourth time
on consecutive alternating moves.
'''
zobrist_hash = self.zobrist_hash()
# A minimum amount of moves must have been played and the position
# in question must have appe... |
def push(self, move):
'''
Updates the position with the given move and puts it onto a stack.
Null moves just increment the move counters, switch turns and forfeit
en passant capturing.
No validation is performed. For performance moves are assumed to be at
least pseudo leg... |
def pop(self):
'''
Restores the previous position and returns the last move from the stack.
'''
move = self.move_stack.pop()
# Update transposition table.
self.transpositions.subtract((self.zobrist_hash(), ))
# Decrement move number.
self.move_number -= ... |
def sfen(self):
'''
Gets an SFEN representation of the current position.
'''
sfen = []
empty = 0
# Position part.
for square in SQUARES:
piece = self.piece_at(square)
if not piece:
empty += 1
else:
... |
def set_sfen(self, sfen):
'''
Parses a SFEN and sets the position from it.
Rasies `ValueError` if the SFEN string is invalid.
'''
# Ensure there are six parts.
parts = sfen.split()
if len(parts) != 4:
raise ValueError('sfen string should consist of 6 p... |
def push_usi(self, usi):
'''
Parses a move in standard coordinate notation, makes the move and puts
it on the the move stack.
Raises `ValueError` if neither legal nor a null move.
Returns the move.
'''
move = Move.from_usi(usi)
self.push(move)
retu... |
def zobrist_hash(self, array=None):
'''
Returns a Zobrist hash of the current position.
'''
# Hash in the board setup.
zobrist_hash = self.board_zobrist_hash(array)
if array is None:
array = DEFAULT_RANDOM_ARRAY
if self.turn == WHITE:
zob... |
def symbol(self):
'''
Gets the symbol `p`, `l`, `n`, etc.
'''
if self.color == BLACK:
return PIECE_SYMBOLS[self.piece_type].upper()
else:
return PIECE_SYMBOLS[self.piece_type] |
def from_symbol(cls, symbol):
'''
Creates a piece instance from a piece symbol.
Raises `ValueError` if the symbol is invalid.
'''
if symbol.lower() == symbol:
return cls(PIECE_SYMBOLS.index(symbol), WHITE)
else:
return cls(PIECE_SYMBOLS.index(symbo... |
def usi(self):
'''
Gets an USI string for the move.
For example a move from 7A to 8A would be `7a8a` or `7a8a+` if it is
a promotion.
'''
if self:
if self.drop_piece_type:
return '{0}*{1}'.format(PIECE_SYMBOLS[self.drop_piece_type].upper(), SQU... |
def from_usi(cls, usi):
'''
Parses an USI string.
Raises `ValueError` if the USI string is invalid.
'''
if usi == '0000':
return cls.null()
elif len(usi) == 4:
if usi[1] == '*':
piece = Piece.from_symbol(usi[0])
retu... |
def parse_commits(data):
'''Accept a string and parse it into many commits.
Parse and yield each commit-dictionary.
This function is a generator.
'''
raw_commits = RE_COMMIT.finditer(data)
for rc in raw_commits:
full_commit = rc.groups()[0]
parts = RE_COMMIT.match(full_commit).gr... |
def parse_commit(parts):
'''Accept a parsed single commit. Some of the named groups
require further processing, so parse those groups.
Return a dictionary representing the completely parsed
commit.
'''
commit = {}
commit['commit'] = parts['commit']
commit['tree'] = parts['tree']
pare... |
def run_git_log(git_dir=None, git_since=None):
'''run_git_log([git_dir]) -> File
Run `git log --numstat --pretty=raw` on the specified
git repository and return its stdout as a pseudo-File.'''
import subprocess
if git_dir:
command = [
'git',
'--git-dir=' + git_dir,
... |
def main(doc, timeout, size, debug, allow_codes, whitelist):
"""
Examples:
simple call
$ vl README.md
Adding debug outputs
$ vl README.md --debug
Adding a custom timeout for each url. time on seconds.
$ vl README.md -t 3
Adding a custom size param, to add throttle n requests per... |
def load_config_from_cli(config: GoodConf, argv: List[str]) -> List[str]:
"""Loads config, checking CLI arguments for a config file"""
# Monkey patch Django's command parser
from django.core.management.base import BaseCommand
original_parser = BaseCommand.create_parser
def patched_parser(self, pro... |
def execute_from_command_line_with_config(config: GoodConf, argv: List[str]):
"""Load's config then runs Django's execute_from_command_line"""
with load_config_from_cli(config, argv) as args:
from django.core.management import execute_from_command_line
execute_from_command_line(args) |
def argparser_add_argument(parser: argparse.ArgumentParser, config: GoodConf):
"""Adds argument for config to existing argparser"""
help = "Config file."
if config.file_env_var:
help += (" Can also be configured via the "
"environment variable: {}".format(config.file_env_var))
i... |
def _load_config(path: str) -> dict:
"""
Given a file path, parse it based on its extension (YAML or JSON)
and return the values as a Python dictionary. JSON is the default if an
extension can't be determined.
"""
__, ext = os.path.splitext(path)
if ext in ['.yaml', '.yml']:
import r... |
def load(self, filename: str = None):
"""Find config file and set values"""
if filename:
self.config_file = _find_file(filename)
else:
if self.file_env_var and self.file_env_var in os.environ:
self.config_file = _find_file(os.environ[self.file_env_var])
... |
def generate_yaml(cls, **override):
"""
Dumps initial config in YAML
"""
import ruamel.yaml
yaml = ruamel.yaml.YAML()
yaml_str = StringIO()
yaml.dump(cls.get_initial(**override), stream=yaml_str)
yaml_str.seek(0)
dict_from_yaml = yaml.load(yaml_str... |
def generate_markdown(cls):
"""
Documents values in markdown
"""
lines = []
if cls.__doc__:
lines.extend(['# {}'.format(cls.__doc__), ''])
for k, v in cls._values.items():
lines.append('* **{}** '.format(k))
if v.required:
... |
def cast(self, val: str):
"""converts string to type requested by `cast_as`"""
try:
return getattr(self, 'cast_as_{}'.format(
self.cast_as.__name__.lower()))(val)
except AttributeError:
return self.cast_as(val) |
def list_dates_between(first_date, last_date):
"""Returns all dates from first to last included."""
return [first_date + timedelta(days=n)
for n in range(1 + (last_date - first_date).days)] |
def parse_date(s):
"""Fast %Y-%m-%d parsing."""
try:
return datetime.date(int(s[:4]), int(s[5:7]), int(s[8:10]))
except ValueError: # other accepted format used in one-day data set
return datetime.datetime.strptime(s, '%d %B %Y').date() |
def load_file(self, currency_file):
"""To be subclassed if alternate methods of loading data.
"""
if currency_file.startswith(('http://', 'https://')):
content = urlopen(currency_file).read()
else:
with open(currency_file, 'rb') as f:
content = f.r... |
def _set_missing_to_none(self, currency):
"""Fill missing rates of a currency with the closest available ones."""
rates = self._rates[currency]
first_date, last_date = self.bounds[currency]
for date in list_dates_between(first_date, last_date):
if date not in rates:
... |
def _compute_missing_rates(self, currency):
"""Fill missing rates of a currency.
This is done by linear interpolation of the two closest available rates.
:param str currency: The currency to fill missing rates for.
"""
rates = self._rates[currency]
# tmp will store the... |
def _get_rate(self, currency, date):
"""Get a rate for a given currency and date.
:type date: datetime.date
>>> from datetime import date
>>> c = CurrencyConverter()
>>> c._get_rate('USD', date=date(2014, 3, 28))
1.375...
>>> c._get_rate('BGN', date=date(2010, 1... |
def convert(self, amount, currency, new_currency='EUR', date=None):
"""Convert amount from a currency to another one.
:param float amount: The amount of `currency` to convert.
:param str currency: The currency to convert from.
:param str new_currency: The currency to convert to.
... |
def grouper(iterable, n, fillvalue=None):
"""Group iterable by n elements.
>>> for t in grouper('abcdefg', 3, fillvalue='x'):
... print(''.join(t))
abc
def
gxx
"""
return list(zip_longest(*[iter(iterable)] * n, fillvalue=fillvalue)) |
def animate(frames, interval, name, iterations=2):
"""Animate given frame for set number of iterations.
Parameters
----------
frames : list
Frames for animating
interval : float
Interval between two frames
name : str
Name of animation
iterations : int, optional
... |
def tostring(self, cnf):
"""Convert Cnf object ot Dimacs cnf string
cnf: Cnf object
In the converted Cnf there will be only numbers for
variable names. The conversion guarantees that the
variables will be numbered alphabetically.
"""
self.varname... |
def reduceCnf(cnf):
"""
I just found a remarkably large bug in my SAT solver and found an
interesting solution.
Remove all b | -b
(-b | b) & (b | -a) & (-b | a) & (a | -a)
becomes
(b | -a) & (-b | a)
Remove all (-e) & (-e)
(-e | a) & (-e | a) & (-e | a) & (-e | a)
becomes
(-... |
def load(self, name):
"""[DEPRECATED] Load the polynomial series for `name` and return it."""
s = self.sets.get(name)
if s is None:
self.sets[name] = s = np.load(self.path('jpl-%s.npy' % name))
return s |
def position(self, name, tdb, tdb2=0.0):
"""[DEPRECATED] Compute the position of `name` at time ``tdb [+ tdb2]``.
The position is returned as a NumPy array ``[x y z]``.
The barycentric dynamical time `tdb` argument should be a float.
If there are many dates you want computed, then make... |
def position_and_velocity(self, name, tdb, tdb2=0.0):
"""[DEPRECATED] Compute the position and velocity of `name` at ``tdb [+ tdb2]``.
The position and velocity are returned in a 2-tuple::
([x y z], [xdot ydot zdot])
The barycentric dynamical time `tdb` argument should be a float.... |
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