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"""
This module provides a base traceset class.
"""
from pathlib import Path
from typing import List, Union, BinaryIO
from public import public
from ..trace import Trace
@public
class TraceSet(object):
"""A set of traces with some metadata."""
_traces: List[Trace]
_keys: List
def __init__(self, *traces: Trace, **kwargs):
self._traces = list(traces)
for trace in self._traces:
trace.trace_set = self
self.__dict__.update(kwargs)
self._keys = list(kwargs.keys())
def __len__(self):
"""Return the number of traces."""
return len(self._traces)
def __getitem__(self, index) -> Trace:
"""Get the trace at `index`."""
return self._traces[index]
def __iter__(self):
"""Iterate over the traces."""
yield from self._traces
@classmethod
def read(cls, input: Union[str, Path, bytes, BinaryIO]) -> "TraceSet":
raise NotImplementedError
@classmethod
def inplace(cls, input: Union[str, Path, bytes, BinaryIO]) -> "TraceSet":
raise NotImplementedError
def write(self, output: Union[str, Path, BinaryIO]):
raise NotImplementedError
def __repr__(self):
args = ", ".join(
["{}={!r}".format(key, getattr(self, key)) for key in self._keys]
)
return "TraceSet({})".format(args)
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