Switchy to pyenv and poetry

.python-version

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+3.7.10

README.md

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-Enable virtualenv and run:
+Use pyenv and poetry to set up virtualenv and run:
+
+```
+pyenv shell
+poetry install
+```
 
 Turn numbered svgs into usable arrays:
 ```
 python create_dataset.py --dataset_dir datasets/naam6/
 ```
 
-Train algorithm: (save often, as we'll use the intermediate steps) 
 ```
+
+```
+
+Train algorithm: (save often, as we'll use the intermediate steps) 
+```bash
+poetry shell
 #sketch_rnn_train --log_root=models/naam6 --data_dir=datasets/naam6 --hparams="data_set=[diede.npz,blokletters.npz],dec_model=layer_norm,dec_rnn_size=450,enc_model=layer_norm,enc_rnn_size=300,save_every=50,grad_clip=1.0,use_recurrent_dropout=0,conditional=True,num_steps=5000"
-sketch_rnn_train --log_root=models/naam6 --data_dir=datasets/naam6 --hparams="data_set=[diede.npz,blokletters.npz],dec_model=layer_norm,dec_rnn_size=450,enc_model=layer_norm,enc_rnn_size=300,save_every=50,grad_clip=1.0,use_recurrent_dropout=0,conditional=True,num_steps=5000
+sketch_rnn_train --log_root=models/naam6 --data_dir=datasets/naam6 --hparams="data_set=[diede.npz,blokletters.npz,pleun.npz],dec_model=layer_norm,dec_rnn_size=450,enc_model=layer_norm,enc_rnn_size=300,save_every=50,grad_clip=1.0,use_recurrent_dropout=0,conditional=True,num_steps=5000"
 ```
 
 Generate a card:

pyproject.toml

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+[tool.poetry]
+name = "birthcard"
+version = "0.1.0"
+description = ""
+authors = ["Ruben van de Ven <git@rubenvandeven.com>"]
+
+[tool.poetry.dependencies]
+python = "~3.7"
+magenta = "^1.3"
+ipykernel = "^5.5.3"
+notebook = "^6.3.0"
+svgwrite = "^1.4.1"
+tensorflow-gpu = "~=1.15.5"
+
+[tool.poetry.dev-dependencies]
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"