diff --git a/precise/network_runner.py b/precise/network_runner.py
index f19b6d0..e07edf7 100644
--- a/precise/network_runner.py
+++ b/precise/network_runner.py
@@ -11,14 +11,13 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+import numpy as np
 from abc import abstractmethod, ABCMeta
 from importlib import import_module
 from os.path import splitext
 from typing import *
 from typing import BinaryIO
 
-import numpy as np
-
 from precise.model import load_precise_model
 from precise.params import inject_params
 from precise.util import buffer_to_audio
diff --git a/precise/params.py b/precise/params.py
index e92ebd2..1ae10d8 100644
--- a/precise/params.py
+++ b/precise/params.py
@@ -11,11 +11,12 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+from math import floor
+
+import attr
+import json
 from os.path import isfile
 
-import json
-from math import floor
-import attr
 
 @attr.s(frozen=True)
 class ListenerParams:
diff --git a/precise/pocketsphinx/listener.py b/precise/pocketsphinx/listener.py
index aacf48a..060c68b 100644
--- a/precise/pocketsphinx/listener.py
+++ b/precise/pocketsphinx/listener.py
@@ -12,11 +12,10 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+import numpy as np
 from typing import *
 from typing import BinaryIO
 
-import numpy as np
-
 from precise.params import pr
 from precise.util import audio_to_buffer
 
diff --git a/precise/pocketsphinx/scripts/listen.py b/precise/pocketsphinx/scripts/listen.py
index 225917b..3f2bfb0 100755
--- a/precise/pocketsphinx/scripts/listen.py
+++ b/precise/pocketsphinx/scripts/listen.py
@@ -12,15 +12,14 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+from prettyparse import create_parser
 from random import randint
 from threading import Event
 
-from prettyparse import create_parser
-
 from precise.pocketsphinx.listener import PocketsphinxListener
+from precise.util import activate_notify
 from precise_runner import PreciseRunner
 from precise_runner.runner import ListenerEngine
-from precise.util import activate_notify
 
 usage = '''
     Run Pocketsphinx on microphone audio input
diff --git a/precise/pocketsphinx/scripts/test.py b/precise/pocketsphinx/scripts/test.py
index cf05b3e..cb11c70 100755
--- a/precise/pocketsphinx/scripts/test.py
+++ b/precise/pocketsphinx/scripts/test.py
@@ -13,9 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 import wave
-from subprocess import check_output, PIPE
-
 from prettyparse import create_parser
+from subprocess import check_output, PIPE
 
 from precise.pocketsphinx.listener import PocketsphinxListener
 from precise.scripts.test import show_stats, Stats
diff --git a/precise/scripts/collect.py b/precise/scripts/collect.py
index 2b26913..f22103f 100644
--- a/precise/scripts/collect.py
+++ b/precise/scripts/collect.py
@@ -12,15 +12,15 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-import tty
-import wave
-from os.path import isfile
 from select import select
 from sys import stdin
 from termios import tcsetattr, tcgetattr, TCSADRAIN
-from prettyparse import create_parser
 
 import pyaudio
+import tty
+import wave
+from os.path import isfile
+from prettyparse import create_parser
 
 usage = '''
     Record audio samples for use with precise
@@ -66,8 +66,8 @@ EXIT_KEY_CODE = 27
 
 def record_until(p, should_return, args):
     chunk_size = 1024
-    stream = p.open(format=p.get_format_from_width(args.width), channels=args.channels, rate=args.rate,
-                    input=True, frames_per_buffer=chunk_size)
+    stream = p.open(format=p.get_format_from_width(args.width), channels=args.channels,
+                    rate=args.rate, input=True, frames_per_buffer=chunk_size)
 
     frames = []
     while not should_return():
diff --git a/precise/scripts/convert.py b/precise/scripts/convert.py
index 8a31914..a06637a 100755
--- a/precise/scripts/convert.py
+++ b/precise/scripts/convert.py
@@ -15,9 +15,8 @@
 # limitations under the License.
 import os
 from os.path import split, isfile
-from shutil import copyfile
-
 from prettyparse import create_parser
+from shutil import copyfile
 
 usage = '''
     Convert wake word model from Keras to TensorFlow
diff --git a/precise/scripts/engine.py b/precise/scripts/engine.py
index 199e793..72b8f62 100755
--- a/precise/scripts/engine.py
+++ b/precise/scripts/engine.py
@@ -12,9 +12,9 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-import os
 import sys
 
+import os
 from prettyparse import create_parser
 
 from precise import __version__
diff --git a/precise/scripts/eval.py b/precise/scripts/eval.py
index 8744ca4..56a82e2 100755
--- a/precise/scripts/eval.py
+++ b/precise/scripts/eval.py
@@ -13,7 +13,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 import json
-
 from os.path import isfile, isdir
 from prettyparse import create_parser
 
diff --git a/precise/scripts/listen.py b/precise/scripts/listen.py
index ff508d8..46b0314 100755
--- a/precise/scripts/listen.py
+++ b/precise/scripts/listen.py
@@ -12,13 +12,12 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+import numpy as np
 from os.path import join
+from prettyparse import create_parser
 from random import randint
 from threading import Event
 
-import numpy as np
-from prettyparse import create_parser
-
 from precise.network_runner import Listener
 from precise.util import save_audio, buffer_to_audio, activate_notify
 from precise_runner import PreciseRunner
@@ -74,7 +73,8 @@ def main():
 
     engine = ListenerEngine(listener, args.chunk_size)
     engine.get_prediction = get_prediction
-    runner = PreciseRunner(engine, args.threshold, on_activation=on_activation, on_prediction=on_prediction)
+    runner = PreciseRunner(engine, args.threshold, on_activation=on_activation,
+                           on_prediction=on_prediction)
     runner.start()
     Event().wait()  # Wait forever
 
diff --git a/precise/scripts/test.py b/precise/scripts/test.py
index fc1c0ec..4950163 100755
--- a/precise/scripts/test.py
+++ b/precise/scripts/test.py
@@ -16,7 +16,6 @@ from collections import namedtuple
 
 from prettyparse import create_parser
 
-from precise.model import load_precise_model
 from precise.network_runner import Listener
 from precise.params import inject_params
 from precise.train_data import TrainData
diff --git a/precise/train_data.py b/precise/train_data.py
index caa005e..6663b7e 100644
--- a/precise/train_data.py
+++ b/precise/train_data.py
@@ -12,18 +12,16 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 import json
+import numpy as np
 from argparse import ArgumentParser
-from contextlib import suppress
 from glob import glob
 from hashlib import md5
-from os.path import join, isfile, dirname
+from os.path import join, isfile
+from prettyparse import add_to_parser
 from typing import *
 
-import numpy as np
-from prettyparse import add_to_parser
-
 from precise.util import find_wavs
-from precise.vectorization import load_vector, vectorize_inhibit, vectorize
+from precise.vectorization import load_vector, vectorize_inhibit
 
 
 class TrainData:
diff --git a/precise/util.py b/precise/util.py
index 0f1bc2d..80006d0 100644
--- a/precise/util.py
+++ b/precise/util.py
@@ -11,10 +11,9 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-from typing import *
-
 import numpy as np
 from os.path import join, dirname, abspath
+from typing import *
 
 from precise.params import pr
 
@@ -55,6 +54,7 @@ def save_audio(filename: str, audio: np.ndarray):
     save_audio = (audio * np.iinfo(np.int16).max).astype(np.int16)
     wavio.write(filename, save_audio, pr.sample_rate, sampwidth=pr.sample_depth, scale='none')
 
+
 def play_audio(filename: str):
     """
     Args:
@@ -66,12 +66,14 @@ def play_audio(filename: str):
     player = 'play' if platform.system() == 'Darwin' else 'aplay'
     Popen([player, '-q', filename])
 
+
 def activate_notify():
     audio = 'data/activate.wav'
     audio = abspath(dirname(abspath(__file__)) + '/../' + audio)
 
     play_audio(audio)
 
+
 def glob_all(folder: str, filt: str) -> List[str]:
     """Recursive glob"""
     import os
diff --git a/precise/vectorization.py b/precise/vectorization.py
index 79b8ea1..3ff26fe 100644
--- a/precise/vectorization.py
+++ b/precise/vectorization.py
@@ -12,10 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 import hashlib
-from typing import *
-import json
-
 import numpy as np
+from typing import *
 
 from precise.params import pr
 from precise.util import load_audio