fix: replace PREPARE_SAMPLES env var with DISABLE_SAMPLES

Dockerfile

@@ -14,7 +14,7 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 COPY scripts/ .
 COPY app ./app
-copy img ./img
+COPY img ./img
 
 RUN wget --progress=bar:force:noscroll https://huggingface.co/fabiogra/baseline_vocal_remover/resolve/main/baseline.pth
 

README.md

@@ -76,7 +76,7 @@ You can set the following environment variables to limit the resources used by t
 - ENV_LIMITATION=true
 - LIMIT_CPU=true
 
-If you want to use a prepare the samples used in the demo, you need to set the env variable `PREPARE_SAMPLES=true`
+If you want to use disable the processing the samples used in the demo, you need to set the env variable `DISABLE_SAMPLES=true`
 
 ---
 ## About

app/helpers.py

@@ -66,12 +66,10 @@ def plot_audio(_audio_segment: AudioSegment, *args, **kwargs) -> Image.Image:
 
 @st.cache_data(show_spinner=False)
 def load_list_of_songs(path="sample_songs.json"):
-    if os.environ.get("PREPARE_SAMPLES"):
+    if os.environ.get("DISABLE_SAMPLES") is None:
         return json.load(open(path))
     else:
-        st.error(
-            "No examples available. You need to set the environment variable `PREPARE_SAMPLES=true`"
-        )
+        st.error("`DISABLE_SAMPLES` is set. No examples available.")
 
 
 def get_random_song():

scripts/prepare_samples.sh

@@ -1,10 +1,8 @@
 #!/bin/bash
 
-# Check if the "PREPARE_SAMPLES" environment variable is set
-output=$(python -c "import os; print('0' if not os.getenv('PREPARE_SAMPLES') else '1')")
-
-if [ "$output" -eq "0" ]; then
-    echo "PREPARE_SAMPLES is unset or set to the empty string. Skipping sample preparation."
+# Check if the "DISABLE_SAMPLES" environment variable is set
+if [ -n "${DISABLE_SAMPLES}" ]; then
+    echo "DISABLE_SAMPLES is set. Skipping sample preparation."
     exit 0
 fi