diff --git a/LICENSE.txt b/LICENSE.txt
new file mode 100644
index 0000000..10944da
--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2023 Sander Schulhoff
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000..f0b8a72
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,9 @@
+include setup.py
+include MANIFEST.in
+include LICENSE
+include README.md
+
+graft tests
+graft examples
+graft docs
+graft src
\ No newline at end of file
diff --git a/search_pe_papers.ipynb b/examples/search_pe_papers.ipynb
similarity index 100%
rename from search_pe_papers.ipynb
rename to examples/search_pe_papers.ipynb
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..f6687e1
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,5 @@
+numpy
+pandas
+requests
+matplotlib
+-e .
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 0000000..27c3bd9
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,35 @@
+# FILEPATH: setup.cfg
+
+[metadata]
+name = prompt_systematic_review
+version = 0.1.0
+author = trigaten
+author_email = sanderschulhoff@gmail.com
+description = a systematic review of prompting
+long_description = file: README.md
+long_description_content_type = text/markdown
+url = https://github.com/trigaten/Prompt_Systematic_Review/
+license = MIT
+classifiers=
+   Development Status :: 1 - Planning
+   Environment :: Console
+   Intended Audience :: Science/Research
+   Natural Language :: English
+   Programming Language :: Python :: 3
+   Topic :: Scientific/Engineering :: Artificial Intelligence
+   Topic :: Scientific/Engineering :: Information Analysis
+
+
+[options]
+packages = find:
+package_dir =
+    =src
+include_package_data = True
+install_requires =
+    numpy
+    pandas
+    requests
+    matplotlib
+
+[options.packages.find]
+where=src
diff --git a/setup.py b/setup.py
new file mode 100644
index 0000000..fc1f76c
--- /dev/null
+++ b/setup.py
@@ -0,0 +1,3 @@
+from setuptools import setup
+
+setup()
\ No newline at end of file
diff --git a/src/prompt_systematic_review/__init__.py b/src/prompt_systematic_review/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/keywords.py b/src/prompt_systematic_review/keywords.py
similarity index 100%
rename from keywords.py
rename to src/prompt_systematic_review/keywords.py
diff --git a/utils.py b/src/prompt_systematic_review/utils.py
similarity index 78%
rename from utils.py
rename to src/prompt_systematic_review/utils.py
index c077422..3057002 100644
--- a/utils.py
+++ b/src/prompt_systematic_review/utils.py
@@ -1,8 +1,8 @@
 import requests
 from xml.etree import ElementTree as ET
 
-def search_arxiv(keyword):
-    url = f"http://export.arxiv.org/api/query?search_query=all:{keyword}&start=0&max_results=10000"
+def search_arxiv(keyword,max_results=10000):
+    url = f"http://export.arxiv.org/api/query?search_query=all:{keyword}&start=0&max_results={max_results}"
     data = requests.get(url).content
     return data
 
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_utils.py b/tests/test_utils.py
new file mode 100644
index 0000000..5195fd3
--- /dev/null
+++ b/tests/test_utils.py
@@ -0,0 +1,11 @@
+# test_utils.py
+import pytest
+from prompt_systematic_review.utils import search_arxiv, count_articles
+
+def test_search_arxiv():
+    data = search_arxiv("covid",max_results=10)
+    assert len(data) > 0
+
+def test_count_articles():
+    data = search_arxiv("covid",max_results=10)
+    assert count_articles(data) == 10
\ No newline at end of file