upload files

.gitattributes

@@ -32,3 +32,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zip filter=lfs diff=lfs merge=lfs -text
 *.zst filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
+*.png filter=lfs diff=lfs merge=lfs -text

.gitignore

@@ -0,0 +1,2 @@
+__pycache__
+.vscode

README.md

@@ -1,13 +1,12 @@
 ---
 title: Gallery
-emoji: 🦀
-colorFrom: purple
+emoji: 🖼️
+colorFrom: green
 colorTo: blue
 sdk: streamlit
 sdk_version: 1.17.0
 app_file: app.py
-pinned: false
+pinned: true
 license: apache-2.0
 ---
 
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference

app.py

@@ -0,0 +1,43 @@
+from pathlib import Path
+
+import streamlit as st
+import numpy as np
+
+
+@st.experimental_singleton  # type: ignore
+def get_image_list():
+
+    image_dir = Path(__file__).parent.resolve() / "images"
+    return list(image_dir.glob("*.png"))
+
+
+def overflow_text(text: str, max_width: int):
+    return text if len(text) <= max_width - 3 else f"{text[:max_width - 3]}..."
+
+
+def read_png(path: Path):
+    from png import Reader
+
+    with path.open("rb") as f:
+        reader = Reader(file=f)
+        width, height, pixels, metadata = reader.read_flat()
+        data = np.array(pixels).reshape(height, width, metadata["planes"])
+        parameters = (metadata["text"] or {}).get("parameters")
+        return width, height, data, parameters
+
+
+image_list = get_image_list()
+
+with st.sidebar:
+    image_path = st.radio(
+        "Select an image", image_list, format_func=lambda p: overflow_text(p.name, 30)
+    )
+
+if image_path:
+    width, height, image, parameters = read_png(image_path)
+    st.image(
+        image, use_column_width="auto", caption=f"{image_path.name} ({width}x{height})"
+    )
+    if parameters:
+        st.write("Parameters:")
+        st.code(parameters, language="text")

requirements.txt

@@ -0,0 +1 @@
+numpy