Use virtual environment instead of nix packages

.envrc

@@ -1 +1,5 @@
-use nix
+use nix
+
+VIRTUAL_ENV="$PWD/venv"
+export VIRTUAL_ENV
+PATH_add "$VIRTUAL_ENV/bin"

.gitignore

@@ -1,5 +1,6 @@
 __pycache__
 .ipynb_checkpoints
+venv
 
 plots/*
 !.gitkeep

requirements.txt

@@ -0,0 +1,99 @@
+anyio==3.6.2
+argon2-cffi==21.3.0
+argon2-cffi-bindings==21.2.0
+arrow==1.2.3
+asttokens==2.2.1
+attrs==22.1.0
+autopep8==2.0.1
+backcall==0.2.0
+beautifulsoup4==4.11.1
+bleach==5.0.1
+cffi==1.15.1
+comm==0.1.2
+contourpy==1.0.6
+cycler==0.11.0
+debugpy==1.6.4
+decorator==5.1.1
+defusedxml==0.7.1
+entrypoints==0.4
+executing==1.2.0
+fastjsonschema==2.16.2
+fonttools==4.38.0
+fqdn==1.5.1
+idna==3.4
+ipykernel==6.19.2
+ipython==8.7.0
+ipython-genutils==0.2.0
+ipywidgets==8.0.3
+isoduration==20.11.0
+jedi==0.18.2
+Jinja2==3.1.2
+jsonpointer==2.3
+jsonschema==4.17.3
+jupyter==1.0.0
+jupyter-console==6.4.4
+jupyter-events==0.5.0
+jupyter_client==7.4.8
+jupyter_core==5.1.0
+jupyter_server==2.0.1
+jupyter_server_terminals==0.4.2
+jupyterlab-pygments==0.2.2
+jupyterlab-widgets==3.0.4
+kiwisolver==1.4.4
+MarkupSafe==2.1.1
+matplotlib==3.6.2
+matplotlib-inline==0.1.6
+mistune==2.0.4
+nbclassic==0.4.8
+nbclient==0.7.2
+nbconvert==7.2.6
+nbformat==5.7.0
+nest-asyncio==1.5.6
+noise==1.2.2
+notebook==6.5.2
+notebook_shim==0.2.2
+numpy==1.23.5
+opencv-python==4.6.0.66
+packaging==22.0
+pandocfilters==1.5.0
+parso==0.8.3
+pexpect==4.8.0
+pickleshare==0.7.5
+Pillow==9.3.0
+platformdirs==2.6.0
+prometheus-client==0.15.0
+prompt-toolkit==3.0.36
+psutil==5.9.4
+ptyprocess==0.7.0
+pure-eval==0.2.2
+pycairo==1.23.0
+pycodestyle==2.10.0
+pycparser==2.21
+Pygments==2.13.0
+pyparsing==3.0.9
+pyrsistent==0.19.2
+python-dateutil==2.8.2
+python-json-logger==2.0.4
+PyYAML==6.0
+pyzmq==24.0.1
+qtconsole==5.4.0
+QtPy==2.3.0
+rfc3339-validator==0.1.4
+rfc3986-validator==0.1.1
+scipy==1.9.3
+Send2Trash==1.8.0
+six==1.16.0
+sniffio==1.3.0
+soupsieve==2.3.2.post1
+stack-data==0.6.2
+terminado==0.17.1
+tinycss2==1.2.1
+tomli==2.0.1
+tornado==6.2
+traitlets==5.7.1
+uri-template==1.2.0
+wcwidth==0.2.5
+webcolors==1.12
+webencodings==0.5.1
+websocket-client==1.4.2
+widgetsnbextension==4.0.4

shell.nix

@@ -1,15 +1,20 @@
 { pkgs ? import <nixpkgs> {} }:
-let
-    pythonWithPackages = pkgs.python3.withPackages (p: with p; [
-        pycairo
-        numpy
-        jupyter
-        ipykernel
-        matplotlib
-        scipy
-        opencv4
-        noise
-        autopep8
-    ]);
-in
-pythonWithPackages.env
+
+pkgs.mkShell {
+    name = "plotter-env";
+    buildInputs = with pkgs; [
+        python310
+        python310Packages.venvShellHook
+        autoPatchelfHook
+    ];
+    propagatedBuildInputs = with pkgs; [
+        stdenv.cc.cc.lib
+    ];
+
+    venvDir = "./venv";
+    postVenvCreation = ''
+        pip install -U pip setuptools wheel
+        pip install -r requirements.txt
+        autoPatchelf ./venv
+    '';
+}