diff --git a/poetry.lock b/poetry.lock
index 4374011..947f464 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -96,6 +96,14 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package]]
+name = "numpy"
+version = "1.22.1"
+description = "NumPy is the fundamental package for array computing with Python."
+category = "main"
+optional = false
+python-versions = ">=3.8"
+
 [[package]]
 name = "packaging"
 version = "21.3"
@@ -107,6 +115,17 @@ python-versions = ">=3.6"
 [package.dependencies]
 pyparsing = ">=2.0.2,<3.0.5 || >3.0.5"
 
+[[package]]
+name = "pdme"
+version = "0.0.1"
+description = "Python dipole model evaluator"
+category = "main"
+optional = false
+python-versions = ">=3.8,<3.10"
+
+[package.dependencies]
+numpy = ">=1.21.1,<2.0.0"
+
 [[package]]
 name = "pluggy"
 version = "0.13.1"
@@ -216,8 +235,8 @@ python-versions = "*"
 
 [metadata]
 lock-version = "1.1"
-python-versions = "^3.8"
-content-hash = "c974fe7f2948bae893f771e9d7e662a6d3d911cab6a473bcfcc43b4d8d03e11e"
+python-versions = "^3.8,<3.10"
+content-hash = "b5e49c87ab30e2a9412be61de1620ddb96835b64fe370535ed1fdee8e6498fca"
 
 [metadata.files]
 atomicwrites = [
@@ -319,10 +338,38 @@ mypy-extensions = [
     {file = "mypy_extensions-0.4.3-py2.py3-none-any.whl", hash = "sha256:090fedd75945a69ae91ce1303b5824f428daf5a028d2f6ab8a299250a846f15d"},
     {file = "mypy_extensions-0.4.3.tar.gz", hash = "sha256:2d82818f5bb3e369420cb3c4060a7970edba416647068eb4c5343488a6c604a8"},
 ]
+numpy = [
+    {file = "numpy-1.22.1-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:3d62d6b0870b53799204515145935608cdeb4cebb95a26800b6750e48884cc5b"},
+    {file = "numpy-1.22.1-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:831f2df87bd3afdfc77829bc94bd997a7c212663889d56518359c827d7113b1f"},
+    {file = "numpy-1.22.1-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:8d1563060e77096367952fb44fca595f2b2f477156de389ce7c0ade3aef29e21"},
+    {file = "numpy-1.22.1-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:69958735d5e01f7b38226a6c6e7187d72b7e4d42b6b496aca5860b611ca0c193"},
+    {file = "numpy-1.22.1-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:45a7dfbf9ed8d68fd39763940591db7637cf8817c5bce1a44f7b56c97cbe211e"},
+    {file = "numpy-1.22.1-cp310-cp310-win_amd64.whl", hash = "sha256:7e957ca8112c689b728037cea9c9567c27cf912741fabda9efc2c7d33d29dfa1"},
+    {file = "numpy-1.22.1-cp38-cp38-macosx_10_9_universal2.whl", hash = "sha256:800dfeaffb2219d49377da1371d710d7952c9533b57f3d51b15e61c4269a1b5b"},
+    {file = "numpy-1.22.1-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:65f5e257987601fdfc63f1d02fca4d1c44a2b85b802f03bd6abc2b0b14648dd2"},
+    {file = "numpy-1.22.1-cp38-cp38-macosx_11_0_arm64.whl", hash = "sha256:632e062569b0fe05654b15ef0e91a53c0a95d08ffe698b66f6ba0f927ad267c2"},
+    {file = "numpy-1.22.1-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:0d245a2bf79188d3f361137608c3cd12ed79076badd743dc660750a9f3074f7c"},
+    {file = "numpy-1.22.1-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:26b4018a19d2ad9606ce9089f3d52206a41b23de5dfe8dc947d2ec49ce45d015"},
+    {file = "numpy-1.22.1-cp38-cp38-win32.whl", hash = "sha256:f8ad59e6e341f38266f1549c7c2ec70ea0e3d1effb62a44e5c3dba41c55f0187"},
+    {file = "numpy-1.22.1-cp38-cp38-win_amd64.whl", hash = "sha256:60f19c61b589d44fbbab8ff126640ae712e163299c2dd422bfe4edc7ec51aa9b"},
+    {file = "numpy-1.22.1-cp39-cp39-macosx_10_9_universal2.whl", hash = "sha256:2db01d9838a497ba2aa9a87515aeaf458f42351d72d4e7f3b8ddbd1eba9479f2"},
+    {file = "numpy-1.22.1-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:bcd19dab43b852b03868796f533b5f5561e6c0e3048415e675bec8d2e9d286c1"},
+    {file = "numpy-1.22.1-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:78bfbdf809fc236490e7e65715bbd98377b122f329457fffde206299e163e7f3"},
+    {file = "numpy-1.22.1-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:c51124df17f012c3b757380782ae46eee85213a3215e51477e559739f57d9bf6"},
+    {file = "numpy-1.22.1-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:88d54b7b516f0ca38a69590557814de2dd638d7d4ed04864826acaac5ebb8f01"},
+    {file = "numpy-1.22.1-cp39-cp39-win32.whl", hash = "sha256:b5ec9a5eaf391761c61fd873363ef3560a3614e9b4ead17347e4deda4358bca4"},
+    {file = "numpy-1.22.1-cp39-cp39-win_amd64.whl", hash = "sha256:4ac4d7c9f8ea2a79d721ebfcce81705fc3cd61a10b731354f1049eb8c99521e8"},
+    {file = "numpy-1.22.1-pp38-pypy38_pp73-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:e60ef82c358ded965fdd3132b5738eade055f48067ac8a5a8ac75acc00cad31f"},
+    {file = "numpy-1.22.1.zip", hash = "sha256:e348ccf5bc5235fc405ab19d53bec215bb373300e5523c7b476cc0da8a5e9973"},
+]
 packaging = [
     {file = "packaging-21.3-py3-none-any.whl", hash = "sha256:ef103e05f519cdc783ae24ea4e2e0f508a9c99b2d4969652eed6a2e1ea5bd522"},
     {file = "packaging-21.3.tar.gz", hash = "sha256:dd47c42927d89ab911e606518907cc2d3a1f38bbd026385970643f9c5b8ecfeb"},
 ]
+pdme = [
+    {file = "pdme-0.0.1-py3-none-any.whl", hash = "sha256:f2b8fc969de63e66681f012a1f04eebb2b65e08ba5315dfbb8a19acbadc57858"},
+    {file = "pdme-0.0.1.tar.gz", hash = "sha256:7ae4bbe49de630b1b4c2f30a8d343d532fa88ff7486c47f1d8d287a78d017f8b"},
+]
 pluggy = [
     {file = "pluggy-0.13.1-py2.py3-none-any.whl", hash = "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"},
     {file = "pluggy-0.13.1.tar.gz", hash = "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0"},
diff --git a/pyproject.toml b/pyproject.toml
index a981f7d..fde2c93 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,8 @@ description = ""
 authors = ["Deepak Mallubhotla <dmallubhotla+github@gmail.com>"]
 
 [tool.poetry.dependencies]
-python = "^3.8"
+python = "^3.8,<3.10"
+pdme = "^0.0.1"
 
 [tool.poetry.dev-dependencies]
 pytest = "^5.2"
@@ -16,3 +17,8 @@ mypy = "^0.931"
 [build-system]
 requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+addopts = "--junitxml pytest.xml --cov pdme --cov-report=xml:coverage.xml --cov-fail-under=90 --cov-report=html"
+junit_family = "xunit1"