fix bug in creating training weights directory (#36)

* fix bug in creating training weights directory

* Remove Py 3.4 testing

See python-attrs/attrs#807, thank you to @mwaskom for finding this

Co-authored-by: Jasmine Stone <jasminetstone@gmail.com>

.github/workflows/python-package.yml

@@ -21,27 +21,17 @@ jobs:
     runs-on: ubuntu-18.04
     strategy:
       matrix:
-        python-version: [2.7, 3.4, 3.5, 3.6, 3.7, 3.8]
+        python-version: [2.7, 3.5, 3.6, 3.7, 3.8]
         TF: [None, 1.13.1, 1.14, 1.15, 2.0, 2.1, 2.2]
         exclude:
         - python-version: 2.7
           TF: None
-        - python-version: 3.4
-          TF: None
         - python-version: 3.5
           TF: None
         - python-version: 3.6
           TF: None
         - python-version: 2.7
           TF: 2.2
-        - python-version: 3.4
-          TF: 1.15
-        - python-version: 3.4
-          TF: 2.0 
-        - python-version: 3.4
-          TF: 2.1
-        - python-version: 3.4
-          TF: 2.2
         - python-version: 3.8
           TF: 1.13.1
         - python-version: 3.8

psychrnn/backend/rnn.py

@@ -500,7 +500,7 @@ def train(self, trial_batch_generator, train_params={}):
         # --------------------------------------------------
         if training_weights_path != None:
             if path.dirname(training_weights_path) != "" and not path.exists(path.dirname(training_weights_path)):
-                makedirs(path.dirname(_weights_path))
+                makedirs(path.dirname(training_weights_path))
 
         # --------------------------------------------------
         # Compute gradients