fix: Updates for E702 & E231

Author: Bucknalla

notecard/notecard.py

@@ -142,12 +142,12 @@ def _crc_add(self, req_string, seq_number):
         req_bytes = req_string.encode('utf-8')
         crc_hex = '{:08x}'.format(crc32(req_bytes))
         seq_number_hex = '{:04x}'.format(seq_number)
-        crc_field = f'"crc":"{seq_number_hex}:{crc_hex}"'
+        crc_field = f'"crc": "{seq_number_hex}: {crc_hex}"'
         req_string_w_crc = req_string[:-1]
         if req_string[-2] == '{':
             req_string_w_crc += f'{crc_field}'
         else:
-            req_string_w_crc += f',{crc_field}'
+            req_string_w_crc += f', {crc_field}'
         req_string_w_crc += '}'
 
         return req_string_w_crc

test/hitl/example_runner.py

@@ -11,7 +11,10 @@ def run(self, use_uart, assert_success=True):
         pyb = pyboard.Pyboard(self.pyboard_port, 115200)
         pyb.enter_raw_repl()
         try:
-            cmd = f'from {self.example_module} import run_example; run_example("{self.product_uid}", {use_uart})'
+            cmd = (
+                f'from {self.example_module} import run_example\n'
+                f'run_example("{self.product_uid}", {use_uart})'
+            )
             output = pyb.exec(cmd)
             output = output.decode()
         finally: