def parse_pdfsets(self, pdfs):
pdfsets = []
for pdf in pdfs:
if isinstance(pdf, dict):
try:
names = pdf["name"]
except KeyError:
raise ConfigError("Unrecognized " "format for pdfsets: %s" % pdfs)
elif isinstance(pdf, str):
names = pdf
else:
raise ConfigError("Unrecognized format for pdfsets: %s" % pdfs)
newsets = [
PDF(name) for name in (lhaindex.expand_local_names(names) + fnmatch.filter(self._grid_names, names))
]
if not newsets:
raise ConfigError("pdfset is empty for specification '%s'. " "Is it in the LHAPDF path?" % names)
if isinstance(pdf, dict) and "label" in pdf:
if len(newsets) == 1:
newsets[0].label = pdf["label"]
else:
raise ConfigError("Label can only be set for a single pdf:\n" "%s" % pdf)
remote_sets = {PDF(name) for name in lhaindex.expand_index_names(names)}
diff = remote_sets - set(newsets)
if diff:
logging.warn(
"The specification '%s' matches "
"some official PDF sets that are not locally installed. "
"They are:\n%s" % (names, "\n".join(str(d) for d in diff))
)
pdfsets += newsets
return pdfsets
def parse_base_pdf(self, base):
label = None
if isinstance(base, dict):
try:
name = base["name"]
except KeyError:
raise ConfigError("Unrecognized format for pdfsets: %s" % base)
else:
if "label" in base:
label = base["label"]
elif isinstance(base, str):
name = base
else:
raise ConfigError("Unrecognized format for pdfsets: %s" % base)
existing = lhaindex.expand_local_names(name)
if not existing:
raise ConfigError("No PDF set %s. Is it in the LHAPDF path?" % name)
if len(existing) > 1:
raise ConfigError("Only one base_pdf allowed. Matches were %s" % existing)
return PDF(name, label=label)
