Added some pep8 modification remained and removed unwanted files (#144)

Co-authored-by: Greshma Shaji <[email protected]>

.github/workflows/lint.yml

@@ -40,7 +40,12 @@ jobs:
       - name: Run autopep8 (fix PEP8 issues automatically)
         run: autopep8 --in-place --recursive --aggressive --max-line-length 120 -v .
 
+      - name: Clean the workspace
+        if: github.event_name == 'pull_request'
+        run: git reset --hard
+
       - name: Commit changes if any
+        if: github.event_name == 'push'
         run: |
           git config --global user.name "GitHub Action"
           git config --global user.email "[email protected]"

src/modules/applications/qml/generative_modeling/mappings/LibraryPennylane.py

@@ -12,17 +12,18 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 
-from modules.applications.qml.generative_modeling.mappings.Library import Library
-from modules.training.Inference import Inference
-from modules.training.QGAN import QGAN
-from modules.training.QCBM import QCBM
 from typing import Union
 
 import numpy as np
 import pennylane as qml
 from jax import numpy as jnp
 import jax
 
+from modules.applications.qml.generative_modeling.mappings.Library import Library
+from modules.training.Inference import Inference
+from modules.training.QGAN import QGAN
+from modules.training.QCBM import QCBM
+
 jax.config.update("jax_enable_x64", True)