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-rw-r--r--python/fatcat_tools/transforms/__init__.py2
-rw-r--r--python/fatcat_tools/transforms/entities.py22
-rw-r--r--python/tests/transform_toml.py22
3 files changed, 42 insertions, 4 deletions
diff --git a/python/fatcat_tools/transforms/__init__.py b/python/fatcat_tools/transforms/__init__.py
index 3f4700ff..7cc8f699 100644
--- a/python/fatcat_tools/transforms/__init__.py
+++ b/python/fatcat_tools/transforms/__init__.py
@@ -1,5 +1,5 @@
-from .entities import entity_to_dict, entity_from_json, entity_from_dict
+from .entities import entity_to_dict, entity_from_json, entity_from_dict, entity_from_toml, entity_to_toml
from .elasticsearch import release_to_elasticsearch, container_to_elasticsearch, changelog_to_elasticsearch, file_to_elasticsearch
from .csl import release_to_csl, citeproc_csl
from .ingest import release_ingest_request
diff --git a/python/fatcat_tools/transforms/entities.py b/python/fatcat_tools/transforms/entities.py
index 53455e85..3892d54a 100644
--- a/python/fatcat_tools/transforms/entities.py
+++ b/python/fatcat_tools/transforms/entities.py
@@ -1,9 +1,10 @@
import json
+import toml
import collections
from fatcat_openapi_client import ApiClient
-def entity_to_dict(entity, api_client=None):
+def entity_to_dict(entity, api_client=None) -> dict:
"""
Hack to take advantage of the code-generated serialization code.
@@ -17,7 +18,7 @@ def entity_to_dict(entity, api_client=None):
api_client = ApiClient()
return api_client.sanitize_for_serialization(entity)
-def entity_from_json(json_str, entity_type, api_client=None):
+def entity_from_json(json_str: str, entity_type, api_client=None):
"""
Hack to take advantage of the code-generated deserialization code
@@ -29,6 +30,21 @@ def entity_from_json(json_str, entity_type, api_client=None):
thing.data = json_str
return api_client.deserialize(thing, entity_type)
-def entity_from_dict(obj, entity_type, api_client=None):
+def entity_from_dict(obj: dict, entity_type, api_client=None):
json_str = json.dumps(obj)
return entity_from_json(json_str, entity_type, api_client=api_client)
+
+def entity_to_toml(entity, api_client=None, pop_fields=None) -> str:
+ """
+ pop_fields parameter can be used to strip out some fields from the resulting
+ TOML. Eg, for fields which should not be edited, like the ident.
+ """
+ obj = entity_to_dict(entity, api_client=api_client)
+ pop_fields = pop_fields or []
+ for k in pop_fields:
+ obj.pop(k, None)
+ return toml.dumps(obj)
+
+def entity_from_toml(toml_str: str, entity_type, api_client=None):
+ obj = toml.loads(toml_str)
+ return entity_from_dict(obj, entity_type, api_client=api_client)
diff --git a/python/tests/transform_toml.py b/python/tests/transform_toml.py
new file mode 100644
index 00000000..d12ba027
--- /dev/null
+++ b/python/tests/transform_toml.py
@@ -0,0 +1,22 @@
+
+import json
+
+from fatcat_tools import *
+from fatcat_openapi_client import *
+from import_crossref import crossref_importer
+from fixtures import *
+
+
+def test_basic_toml(crossref_importer):
+ with open('tests/files/crossref-works.single.json', 'r') as f:
+ # not a single line
+ raw = json.loads(f.read())
+ r = crossref_importer.parse_record(raw)
+ r.state = 'active'
+ toml_str = entity_to_toml(r)
+ r2 = entity_from_toml(toml_str, ReleaseEntity)
+ assert r == r2
+
+ toml_str = entity_to_toml(r, pop_fields=['ident', 'revision', 'blah', 'extra'])
+ r3 = entity_from_toml(toml_str, ReleaseEntity)
+ assert r != r3