def test_parse_collection_arg(self):
""" Collection given. """
coll = autils.parse_collection_arg({'collection': 'XXX'},
required=True)
assert coll is not None
assert coll == 'XXX'
coll2 = autils.parse_collection_arg({'collection': 'horde'},
required=True)
assert coll2 is not None
assert coll2 == 'horde'
def query_coordinates (args):
"""
Return some metadata for images which contain the given point.
"""
co_args = au.parse_cutout_args(args) # get coordinates
collection = au.parse_collection_arg(args) # optional collection restriction
filt = au.parse_filter_arg(args) # optional filter restriction
return jsonify(imgr.query_coordinates(co_args, collection=collection, filt=filt))
def fetch_cutout_by_filter (args):
""" Make and return an image cutout for a filtered image.
The band is specified by the required 'filter' argument. """
# parse the parameters for the cutout
co_args = au.parse_cutout_args(args)
filt = au.parse_filter_arg(args, required=True) # test for required filter
collection = au.parse_collection_arg(args)
return imgr.get_image_or_cutout(co_args, filt=filt, collection=collection)
def fetch_cutout (args):
"""
Return an image cutout. if cutout size is not specified, return the entire image.
"""
# parse the parameters for the cutout
co_args = au.parse_cutout_args(args)
collection = au.parse_collection_arg(args)
filt = au.parse_filter_arg(args)
return imgr.get_image_or_cutout(co_args, filt=filt, collection=collection)
def fetch_image_by_filter (args):
""" Fetch a specific image by filter/collection. """
filt = au.parse_filter_arg(args, required=True) # get required filter or error
collection = au.parse_collection_arg(args)
istream = imgr.fetch_image_by_filter(filt, collection=collection)
if (istream is not None):
return istream
else:
coll = f"and collection '{collection}'" if (collection) else ''
errMsg = f"Image with filter '{filt}' {coll} not found in database"
current_app.logger.error(errMsg)
raise exceptions.ImageNotFound(errMsg)
def image_metadata_by_collection (args):
""" Return image metadata for all images in a specific collection. """
collection = au.parse_collection_arg(args, required=True) # get required collection or error
return jsonify(imgr.image_metadata_by_collection(collection))
def query_image (args):
""" List images which meet the given filter and collection criteria. """
collection = au.parse_collection_arg(args) # optional collection restriction
filt = au.parse_filter_arg(args) # optional filter restriction
return jsonify(imgr.query_image(collection=collection, filt=filt))
def test_parse_collection_arg_none(self):
""" None given, but not required. """
coll = autils.parse_collection_arg({'collection': None})
assert coll is None
def list_filters (args):
""" List image filters found in the image metadata table. """
collection = au.parse_collection_arg(args) # optional collection restriction
return jsonify(imgr.list_filters(collection=collection))
def test_parse_collection_arg_empty_req2(self):
""" Empty collection given and collection required. """
with pytest.raises(RequestException, match=self.coll_emsg) as reqex:
autils.parse_collection_arg({'coll': ' '}, required=True)
def test_parse_collection_arg_none_req(self):
""" None given and collection required. """
with pytest.raises(RequestException, match=self.coll_emsg) as reqex:
autils.parse_collection_arg({'collection': None}, required=True)
def test_parse_collection_arg_nocoll_req(self):
""" No collection argument and collection required. """
with pytest.raises(RequestException, match=self.coll_emsg) as reqex:
autils.parse_collection_arg({}, required=True)
def test_parse_collection_arg_empty2(self):
""" Empty coll given, but not required. """
coll = autils.parse_collection_arg({'coll': ' '})
assert coll is None
def image_metadata_by_filter (args):
""" Return image metadata for all images with a specific filter/collection. """
filt = au.parse_filter_arg(args, required=True) # get required filter or error
collection = au.parse_collection_arg(args) # optional collection restriction
return jsonify(imgr.image_metadata_by_filter(filt, collection=collection))
def list_image_paths (args):
""" List paths to FITS images from the image metadata table. """
collection = au.parse_collection_arg(args) # optional collection restriction
return jsonify(imgr.list_image_paths(collection=collection))
def image_metadata_by_path (args):
""" Return image metadata for all images with a specific image path. """
ipath = au.parse_ipath_arg(args, required=True) # get required image path or error
collection = au.parse_collection_arg(args) # optional collection restriction
return jsonify(imgr.image_metadata_by_path(ipath, collection=collection))
def test_parse_collection_arg_nocoll(self):
""" No collection given, but not required. """
coll = autils.parse_collection_arg({})
assert coll is None