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67 lines
1.6 KiB
Python
67 lines
1.6 KiB
Python
from . import _aare
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import numpy as np
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#from .ScanParameters import ScanParameters
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class Hdf5File(_aare.Hdf5File):
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def __init__(self, fname, chunk_size = 1):
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super().__init__(fname)
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self._chunk_size = chunk_size
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def read(self) -> tuple:
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"""Read the entire file.
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Seeks to the beginning of the file before reading.
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Returns:
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tuple: header, data
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"""
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self.seek(0)
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return self.read_n(self.total_frames)
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# @property
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# def scan_parameters(self):
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# """Return the scan parameters.
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# Returns:
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# ScanParameters: Scan parameters.
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# """
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# return ScanParameters(self.master.scan_parameters)
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@property
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def master(self):
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"""Return the master file.
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Returns:
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Hdf5MasterFile: Master file.
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"""
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return super().master
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def __len__(self) -> int:
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"""Return the number of frames in the file.
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Returns:
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int: Number of frames in file.
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"""
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return super().frames_in_file
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def __enter__(self):
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return self
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def __exit__(self, exc_type, exc_value, traceback):
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pass
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def __iter__(self):
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return self
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def __next__(self):
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try:
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if self._chunk_size == 1:
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return self.read_frame()
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else:
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return self.read_n(self._chunk_size)
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except RuntimeError:
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# TODO! find a good way to check that we actually have the right exception
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raise StopIteration
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