diff --git a/python/MANIFEST.in b/MANIFEST.in
similarity index 100%
rename from python/MANIFEST.in
rename to MANIFEST.in
diff --git a/python/pyproject.toml b/pyproject.toml
similarity index 100%
rename from python/pyproject.toml
rename to pyproject.toml
diff --git a/python/setup.cfg b/setup.cfg
similarity index 100%
rename from python/setup.cfg
rename to setup.cfg
diff --git a/python/setup.py b/setup.py
similarity index 100%
rename from python/setup.py
rename to setup.py
diff --git a/python/test.py b/src/test.py
similarity index 84%
rename from python/test.py
rename to src/test.py
index d0649b5..ed3632f 100644
--- a/python/test.py
+++ b/src/test.py
@@ -4,15 +4,6 @@ import shutil
 
 from pytrexio import *
 
-# TODO: make a user-friendly more pythonic API that will have to be autogenerated
-# add Exception handling 
-# check of dimensions and call to safe API 
-# conversion to and from numpy arrays
-
-# automatically download (hopefully the latest version) numpy.i using 
-#   wget https://raw.githubusercontent.com/numpy/numpy/main/tools/swig/numpy.i
-# but also keep the original copy in case if wget fails
-
 #=========================================================#
 #======== SETUP THE BACK END AND OUTPUT FILE NAME ========#
 #=========================================================#
@@ -91,18 +82,14 @@ assert rc==TREXIO_SUCCESS
 
 test_file2 = trexio_open(output_filename, 'r', TEST_TREXIO_BACKEND)
 
-# TODO: think about adding exception handling if rc != TREXIO_SUCCESS throw an exception but do not return the code itself and then there is less arguments
-# TODO: maybe also for the write
-
 result = trexio_read_nucleus_num(test_file2)
-assert result[0]==TREXIO_SUCCESS
+assert result[0]==0
 assert result[1]==nucleus_num
 #print(result)
 
 charges2 = doubleArray(nucleus_num)
-print(charges2[3])
-#for i in range(nucleus_num):
-#    charges2[i] = -1.
+for i in range(nucleus_num):
+    charges2[i] = -1.
 
 rc = trexio_read_nucleus_charge(test_file2, charges2)
 assert rc==TREXIO_SUCCESS
diff --git a/python/test-pypi-release-pytrexio.sh b/test-pypi-release-pytrexio.sh
similarity index 72%
rename from python/test-pypi-release-pytrexio.sh
rename to test-pypi-release-pytrexio.sh
index a4fa0fd..e208d33 100755
--- a/python/test-pypi-release-pytrexio.sh
+++ b/test-pypi-release-pytrexio.sh
@@ -15,9 +15,7 @@ python3 -m pip install dist/pytrexio-0.1-cp38-cp38-linux_x86_64.whl
 #      Binary wheel 'pytrexio-0.1-cp38-cp38-linux_x86_64.whl' has an unsupported platform tag 'linux_x86_64'.
 # when uploading the wheel instead of the tar.gz file to testpypi
 # This is a well-known issue, see https://stackoverflow.com/questions/59451069/binary-wheel-cant-be-uploaded-on-pypi-using-twine
-
-# TODO: see how SQLite does things since it-s similar to out problem in a way that the have src/ directory with C source and header files and they have master setup.py script to compile and ship it
-
-#python3 -m twine upload --repository testpypi dist/pytrexio-0.1.tar.gz
+ 
+python3 -m twine upload --repository testpypi dist/pytrexio-0.1.tar.gz
 
 rm -rf build dist pytrexio.egg-info