Deploy (see actual commits on https://github.com/mlcommons/croissant).

core/state.py

@@ -183,8 +183,10 @@ class Metadata:
     name: str = ""
     description: str | None = None
     citation: str | None = None
+    creator: mlc.PersonOrOrganization | None = None
     data_biases: str | None = None
     data_collection: str | None = None
+    date_published: datetime.datetime | None = None
     license: str | None = ""
     personal_sensitive_information: str | None = None
     url: str = ""

events/metadata.py

@@ -1,9 +1,11 @@
+import datetime
 import enum
 
 import streamlit as st
 
 from core.names import find_unique_name
 from core.state import Metadata
+import mlcroissant as mlc
 
 # List from:
 LICENSES_URL = "https://huggingface.co/docs/hub/repositories-licenses"
@@ -91,6 +93,7 @@ class MetadataEvent(enum.Enum):
 
     NAME = "NAME"
     DESCRIPTION = "DESCRIPTION"
+    DATE_PUBLISHED = "DATE_PUBLISHED"
     URL = "URL"
     LICENSE = "LICENSE"
     CITATION = "CITATION"
@@ -98,6 +101,10 @@ class MetadataEvent(enum.Enum):
     DATA_BIASES = "DATA_BIASES"
     DATA_COLLECTION = "DATA_COLLECTION"
     PERSONAL_SENSITIVE_INFORMATION = "PERSONAL_SENSITIVE_INFORMATION"
+    CREATOR_ADD = "CREATOR_ADD"
+    CREATOR_NAME = "CREATOR_NAME"
+    CREATOR_URL = "CREATOR_URL"
+    CREATOR_REMOVE = "CREATOR_REMOVE"
 
 
 def handle_metadata_change(event: MetadataEvent, metadata: Metadata, key: str):
@@ -119,3 +126,18 @@ def handle_metadata_change(event: MetadataEvent, metadata: Metadata, key: str):
         metadata.data_collection = st.session_state[key]
     elif event == MetadataEvent.PERSONAL_SENSITIVE_INFORMATION:
         metadata.personal_sensitive_information = st.session_state[key]
+    elif event == MetadataEvent.DATE_PUBLISHED:
+        date = st.session_state[key]
+        metadata.date_published = datetime.datetime(date.year, date.month, date.day)
+    elif event == MetadataEvent.CREATOR_ADD:
+        metadata.creator = mlc.PersonOrOrganization()
+    elif event == MetadataEvent.CREATOR_REMOVE:
+        metadata.creator = None
+    elif event == MetadataEvent.CREATOR_NAME:
+        if not metadata.creator:
+            metadata.creator = mlc.PersonOrOrganization()
+        metadata.creator.name = st.session_state[key]
+    elif event == MetadataEvent.CREATOR_URL:
+        if not metadata.creator:
+            metadata.creator = mlc.PersonOrOrganization()
+        metadata.creator.url = st.session_state[key]

views/metadata.py

@@ -106,3 +106,47 @@ def _render_generic_metadata(metadata: Metadata):
         on_change=handle_metadata_change,
         args=(MetadataEvent.CITATION, metadata, key),
     )
+    key = "metadata-date-published"
+    st.date_input(
+        label="Date of first broadcast/publication.",
+        key=key,
+        value=metadata.date_published,
+        on_change=handle_metadata_change,
+        args=(MetadataEvent.DATE_PUBLISHED, metadata, key),
+    )
+    if metadata.creator:
+        col1, col2, col3 = st.columns([1, 1, 1])
+        key = "metadata-creator-name"
+        col1.text_input(
+            label="Creator name",
+            key=key,
+            value=metadata.creator.name,
+            on_change=handle_metadata_change,
+            placeholder="A person or an organization",
+            args=(MetadataEvent.CREATOR_NAME, metadata, key),
+        )
+        key = "metadata-creator-url"
+        col2.text_input(
+            label="Creator URL",
+            key=key,
+            value=metadata.creator.url,
+            placeholder="https://mlcommons.org",
+            on_change=handle_metadata_change,
+            args=(MetadataEvent.CREATOR_URL, metadata, key),
+        )
+        key = "metadata-creator-remove"
+        col3.button(
+            "✖️",
+            key=key,
+            help="Remove the creator",
+            on_click=handle_metadata_change,
+            args=(MetadataEvent.CREATOR_REMOVE, metadata, key),
+        )
+    else:
+        key = "metadata-add-creator"
+        st.button(
+            label="✚ Add a creator",
+            key=key,
+            on_click=handle_metadata_change,
+            args=(MetadataEvent.CREATOR_ADD, metadata, key),
+        )

views/splash.py

@@ -110,6 +110,7 @@ def render_splash():
                     metadata = mlc.Metadata.from_json(mlc.Issues(), json, None)
                     st.session_state[Metadata] = Metadata.from_canonical(metadata)
                     save_current_project()
+                    st.rerun()
                 except Exception:
                     st.error(f"Malformed JSON: {json}")
             elif url: