enable almost all flake8 checks

.pre-commit-config.yaml

@@ -15,7 +15,8 @@ repos:
     hooks:
     -   id: flake8
         args:
-        - --select=F
+        - --ignore=E111,E114,E121,E124,E302,E501,E741
+        - --statistics
 -   repo: local
     hooks:
     -   id: pylint

can/dbc.py

@@ -12,6 +12,7 @@ def int_or_float(s):
   else:
     return float(s)
 
+
 DBCSignal = namedtuple(
   "DBCSignal", ["name", "start_bit", "size", "is_little_endian", "is_signed",
                 "factor", "offset", "tmin", "tmax", "units"])
@@ -41,7 +42,7 @@ class dbc():
     self.def_vals = defaultdict(list)
 
     # lookup to bit reverse each byte
-    self.bits_index = [(i & ~0b111) + ((-i-1) & 0b111) for i in range(64)]
+    self.bits_index = [(i & ~0b111) + ((-i - 1) & 0b111) for i in range(64)]
 
     for l in self.txt:
       l = l.strip()
@@ -103,7 +104,7 @@ class dbc():
 
         # convert strings to UPPER_CASE_WITH_UNDERSCORES
         defvals[1::2] = [d.strip().upper().replace(" ", "_") for d in defvals[1::2]]
-        defvals = '"'+"".join(str(i) for i in defvals)+'"'
+        defvals = '"' + "".join(str(i) for i in defvals) + '"'
 
         self.def_vals[ids].append((sgname, defvals))
 
@@ -193,12 +194,12 @@ class dbc():
     if arr is None:
       out = {}
     else:
-      out = [None]*len(arr)
+      out = [None] * len(arr)
 
     msg = self.msgs.get(x[0])
     if msg is None:
       if x[0] not in self._warned_addresses:
-        #print("WARNING: Unknown message address {}".format(x[0]))
+        # print("WARNING: Unknown message address {}".format(x[0]))
         self._warned_addresses.add(x[0])
       return None, None
 

can/packer_pyx_setup.py

@@ -65,4 +65,4 @@ setup(name='CAN packer',
 )
 
 if platform.system() == "Darwin":
-  os.system("install_name_tool -change opendbc/can/libdbc.dylib "+BASEDIR+"/opendbc/can/libdbc.dylib packer_pyx.so")
+  os.system("install_name_tool -change opendbc/can/libdbc.dylib " + BASEDIR + "/opendbc/can/libdbc.dylib packer_pyx.so")

can/parser_pyx_setup.py

@@ -65,4 +65,4 @@ setup(name='CAN parser',
 )
 
 if platform.system() == "Darwin":
-  os.system("install_name_tool -change opendbc/can/libdbc.dylib "+BASEDIR+"/opendbc/can/libdbc.dylib parser_pyx.so")
+  os.system("install_name_tool -change opendbc/can/libdbc.dylib " + BASEDIR + "/opendbc/can/libdbc.dylib parser_pyx.so")

can/process_dbc.py

@@ -10,7 +10,7 @@ from opendbc.can.dbc import dbc
 
 def process(in_fn, out_fn):
   dbc_name = os.path.split(out_fn)[-1].replace('.cc', '')
-  #print("processing %s: %s -> %s" % (dbc_name, in_fn, out_fn))
+  # print("processing %s: %s -> %s" % (dbc_name, in_fn, out_fn))
 
   template_fn = os.path.join(os.path.dirname(__file__), "dbc_template.cc")
 
@@ -122,5 +122,6 @@ def main():
 
   process(in_fn, out_fn)
 
+
 if __name__ == '__main__':
   main()