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fix act info file loading, retain backward compat with initial SO info files #16

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Merged
JBorrow merged 1 commit into from
Jan 27, 2026
Merged

fix act info file loading, retain backward compat with initial SO info files #16

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20 changes: 16 additions & 4 deletions mapcat/toolkit/act.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,17 +18,29 @@ def extract_string(input: bytes) -> str:

def parse_info_file(path: Path) -> dict:
with h5py.File(path, "r") as f:
return {
"frequency": extract_string(f["band"][...])[1:],
"tube_slot": extract_string(f["detset"][...]),
if 'band' in f and 'detset' in f:
## backward compatibility with old SO format
return {
"frequency": extract_string(f["band"][...])[1:],
"tube_slot": extract_string(f["detset"][...]),
"observations": [extract_string(x) for x in f["ids"][...]],
"start_time": f["period"][0],
"stop_time": f["period"][1],
"ctime": float(f["t"][...]),
"box": f["box"][...],
}
else:
## ACT depth1 format.
return {
"frequency": extract_string(f["array"][...]).split('_')[1],
"tube_slot": extract_string(f["array"][...]).split('_')[0],
"observations": [extract_string(x) for x in f["ids"][...]],
"start_time": f["period"][0],
"stop_time": f["period"][1],
"ctime": float(f["t"][...]),
"box": f["box"][...],
}


def parse_filenames(base: str, relative_to: Path) -> dict[str, str]:
"""
Parse a base filename (e.g. /path/base/18234/depth1_182341234_i1_f090)
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