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import os
import re
from pathlib import Path
import requests
import json
from .artifact import Artifact, Artifactory
COLLECTION_SEPARATOR = '.'
PATHS_SEP = ':'
class Catalog(Artifactory):
name: str = None
location: str = None
try:
import unitxt
default_catalog_path = os.path.dirname(unitxt.__file__) + "/catalog"
except ImportError:
default_catalog_path = os.path.dirname(__file__) + "/catalog"
class LocalCatalog(Catalog):
name: str = "local"
location: str = default_catalog_path
def path(self, artifact_identifier: str):
assert artifact_identifier.strip(), 'artifact_identifier should not be an empty string.'
parts = artifact_identifier.split(COLLECTION_SEPARATOR)
parts[-1] = parts[-1] + ".json"
return os.path.join(self.location, *parts)
def load(self, artifact_identifier: str):
assert artifact_identifier in self, "Artifact with name {} does not exist".format(artifact_identifier)
path = self.path(artifact_identifier)
artifact_instance = Artifact.load(path)
return artifact_instance
def __getitem__(self, name) -> Artifact:
return self.load(name)
def __contains__(self, artifact_identifier: str):
if not os.path.exists(self.location):
return False
path = self.path(artifact_identifier)
if path is None:
return False
return os.path.exists(path) and os.path.isfile(path)
def save_artifact(self, artifact: Artifact, artifact_identifier: str, overwrite: bool = False):
assert isinstance(artifact, Artifact), f"Input artifact must be an instance of Artifact, got {type(artifact)}"
if not overwrite:
assert (
artifact_identifier not in self
), f"Artifact with name {artifact_identifier} already exists in catalog {self.name}"
path = self.path(artifact_identifier)
os.makedirs(Path(path).parent.absolute(), exist_ok=True)
artifact.save(path)
class GithubCatalog(LocalCatalog):
name = "community"
repo = "unitxt"
repo_dir = "src/unitxt/catalog"
user = "IBM"
branch = "master"
def prepare(self):
self.location = f"https://raw.githubusercontent.com/{self.user}/{self.repo}/{self.branch}/{self.repo_dir}"
def load(self, artifact_identifier: str):
url = self.path(artifact_identifier)
response = requests.get(url)
data = response.json()
return Artifact.from_dict(data)
def __contains__(self, artifact_identifier: str):
url = self.path(artifact_identifier)
response = requests.head(url)
return response.status_code == 200
def verify_legal_catalog_name(name):
assert re.match('^[\w' + COLLECTION_SEPARATOR + ']+$', name),\
'Catalog name should be alphanumeric, ":" should specify dirs (instead of "/").'
def add_to_catalog(artifact: Artifact, name: str, catalog: Catalog = None, overwrite: bool = False,
catalog_path: str = None):
if catalog is None:
if catalog_path is None:
catalog_path = default_catalog_path
catalog = LocalCatalog(location=catalog_path)
verify_legal_catalog_name(name)
catalog.save_artifact(artifact, name, overwrite=overwrite) # remove collection (its actually the dir).
# verify name
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