API Overview

Core classes

EuclidArchive

Main interface for archive login, TAP operations, crossmatch, and spectra query.

Typical usage:

from euclidkit.core.data_access import EuclidArchive

archive = EuclidArchive(environment="PDR")
archive.login(credentials_file="~/.euclidkit/.cred.txt")

results = archive.crossmatch_sources(
    user_table="sources.csv",
    radius=1.0,
    output_file="results.fits",
)

SpectrumCompiler

Compiles queried spectra into chunked FITS products and metadata tables.

from euclidkit.core.spectra import SpectrumCompiler

compiler = SpectrumCompiler(max_extensions=1000)
output_files = compiler.compile_spectra(
    spectra_table=spectra_table,
    output_dir="./output",
    output_prefix="compiled_spectra",
    workers=1,
)

metadata_file = compiler.create_metadata_table(
    spectra_table=spectra_table,
    output_files=output_files,
    output_dir="./output",
)