diff --git a/.gitignore b/.gitignore
index b05ae27..94db8c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,149 @@
 .vscode/
-venv/
\ No newline at end of file
+venv/
+
+# Created by https://www.toptal.com/developers/gitignore/api/python
+# Edit at https://www.toptal.com/developers/gitignore?templates=python
+
+### Python ###
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+pip-wheel-metadata/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+pytestdebug.log
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+doc/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+.python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+pythonenv*
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# profiling data
+.prof
+
+# End of https://www.toptal.com/developers/gitignore/api/python
+
+*.eif
\ No newline at end of file
diff --git a/attestation_verifier/server/build.sh b/attestation_verifier/server/build.sh
old mode 100644
new mode 100755
index 3490310..bea23a3
--- a/attestation_verifier/server/build.sh
+++ b/attestation_verifier/server/build.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
 
-rm nitro-enclave-python-demo.eif
+rm -f nitro-enclave-python-demo.eif
 docker rmi -f $(docker images -a -q)
 nitro-cli build-enclave --docker-dir ./ --docker-uri richardfan1126/nitro-enclave-python-demo:latest --output-file nitro-enclave-python-demo.eif
diff --git a/http-proxy/server/build.sh b/http-proxy/server/build.sh
index 53105c6..a6755b1 100644
--- a/http-proxy/server/build.sh
+++ b/http-proxy/server/build.sh
@@ -1,9 +1,5 @@
 #!/bin/bash
-
-FILE=nitro-enclave-python-demo.eif
-if [ -f "$FILE" ]; then
-    rm $FILE
-fi
+rm -f nitro-enclave-python-demo
 docker rmi -f $(docker images -a -q)
 nitro-cli build-enclave --docker-dir ./ --docker-uri richardfan1126/nitro-enclave-python-demo:latest --output-file nitro-enclave-python-demo.eif
 nitro-cli run-enclave --cpu-count 2 --memory 2048 --eif-path nitro-enclave-python-demo.eif --debug-mode