diff --git a/scripts/generate_changelog.py b/scripts/generate_changelog.py
new file mode 100755
index 0000000000..24e92947d8
--- /dev/null
+++ b/scripts/generate_changelog.py
@@ -0,0 +1,40 @@
+#!/bin/env python3
+import argparse
+
+from utils import run_command
+
+# Usage:
+# scripts/generate_changelog.py --start <FROM_TAG> --end <TO_TAG> --project <PROJECT_NAME>
+GIT_CLIFF_VERSION = "2.4.0"
+PROJECT_TO_PATHS = {"blockifier": ["crates/blockifier/"], "all": []}
+
+def prepare_git_cliff(version: str):
+    """
+    Install git-cliff if missing.
+    """
+    run_command(
+        command=f'cargo install --list | grep -q "git-cliff v{version}" || cargo install git-cliff@{version}'
+    )
+
+
+def build_command(project_name: str, start_tag: str, end_tag: str) -> str:
+    paths = PROJECT_TO_PATHS[project_name]
+    include_paths = " ".join((f"--include-path {path}" for path in paths))
+    return (
+        f'git-cliff {start_tag}..{end_tag} -o changelog_{start_tag}_{end_tag}.md --ignore-tags ".*-dev.[0-9]+" {include_paths}'
+    )
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description="Generate a changelog file for a given project.")
+    parser.add_argument(
+        "--start", type=str, help="The commit/tag that changelog's history starts from."
+    )
+    parser.add_argument("--end", type=str, help="The commit/tag that changelog's history ends at.")
+    parser.add_argument(
+        "--project", choices=PROJECT_TO_PATHS.keys(), help="The project that the changelog is generated for."
+    )
+    args = parser.parse_args()
+    prepare_git_cliff(version=GIT_CLIFF_VERSION)
+    command = build_command(project_name=args.project, start_tag=args.start, end_tag=args.end)
+    run_command(command=command)
diff --git a/scripts/generate_changelog.sh b/scripts/generate_changelog.sh
deleted file mode 100755
index 5d9337ff6c..0000000000
--- a/scripts/generate_changelog.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/bin/bash
-
-set -e
-
-# Usage:
-# scripts/generate_changelog.sh <FROM_TAG> <TO_TAG>
-
-# Install git-cliff if missing.
-GIT_CLIFF_VERSION="2.4.0"
-cargo install --list | grep -q "git-cliff v${GIT_CLIFF_VERSION}" || cargo install git-cliff@${GIT_CLIFF_VERSION}
-
-# Combine dev tags into the next RC / stable tag.
-git-cliff $1..$2 -o changelog_$1_$2.md --ignore-tags ".*-dev.[0-9]+"
diff --git a/scripts/merge_branches.py b/scripts/merge_branches.py
index 6ae3c49338..d7dd4a18ca 100755
--- a/scripts/merge_branches.py
+++ b/scripts/merge_branches.py
@@ -10,9 +10,9 @@
 import argparse
 import json
 import os
-import subprocess
 import time
 from typing import Dict, List, Optional
+from utils import run_command
 
 FINAL_BRANCH = "main"
 MERGE_PATHS_FILE = "scripts/merge_paths.json"
@@ -22,26 +22,6 @@ def load_merge_paths() -> Dict[str, str]:
     return json.load(open(MERGE_PATHS_FILE))
 
 
-def run_command(command: str, allow_error: bool = False) -> List[str]:
-    """
-    Runs a bash command and returns the output as a list of lines.
-    """
-    try:
-        command_output = (
-            subprocess.check_output(command, shell=True, cwd=os.getcwd())
-            .decode("utf-8")
-            .splitlines()
-        )
-        output_lines = "\n".join(command_output)
-        print(f"Command '{command}' output:\n{output_lines}")
-        return command_output
-    except subprocess.CalledProcessError as error:
-        if not allow_error:
-            raise
-        print(f"Command '{command}' hit error: {error=}.")
-        return str(error).splitlines()
-
-
 def get_dst_branch(src_branch: str, dst_branch_override: Optional[str]) -> str:
     if dst_branch_override is not None:
         return dst_branch_override
diff --git a/scripts/utils.py b/scripts/utils.py
new file mode 100644
index 0000000000..3559dac338
--- /dev/null
+++ b/scripts/utils.py
@@ -0,0 +1,22 @@
+import os
+import subprocess
+from typing import List
+
+def run_command(command: str, allow_error: bool = False) -> List[str]:
+    """
+    Runs a bash command and returns the output as a list of lines.
+    """
+    try:
+        command_output = (
+            subprocess.check_output(command, shell=True, cwd=os.getcwd())
+            .decode("utf-8")
+            .splitlines()
+        )
+        output_lines = "\n".join(command_output)
+        print(f"Command '{command}' output:\n{output_lines}")
+        return command_output
+    except subprocess.CalledProcessError as error:
+        if not allow_error:
+            raise
+        print(f"Command '{command}' hit error: {error=}.")
+        return str(error).splitlines()