Create app.py

app.py

@@ -0,0 +1,34 @@
+import streamlit as st
+from Bio.Seq import Seq
+
+def find_matches(query_seq, target_seq):
+    """Find matching subsequences between query and target sequences."""
+    matches = []
+    query_len = len(query_seq)
+    for i in range(len(target_seq) - query_len + 1):
+        subseq = target_seq[i:i+query_len]
+        if subseq == query_seq:
+            matches.append((i, subseq))
+    return matches
+
+st.title("DNA Sequence Matching")
+
+st.sidebar.header("Input Sequences")
+query = st.sidebar.text_area("Enter Query Sequence:", "")
+target = st.sidebar.text_area("Enter Target Sequence:", "")
+
+if st.sidebar.button("Find Matches"):
+    if query and target:
+        query_seq = Seq(query.upper())
+        target_seq = Seq(target.upper())
+        matches = find_matches(query_seq, target_seq)
+
+        st.subheader("Results")
+        if matches:
+            st.write(f"Found {len(matches)} matches:")
+            for idx, (pos, match) in enumerate(matches):
+                st.write(f"Match {idx + 1}: Position {pos}, Sequence: {match}")
+        else:
+            st.write("No matches found.")
+    else:
+        st.warning("Please enter both query and target sequences.")