Anchor import statements (#14)

This will allow the repo to be cloned into other repos and used from any
folder location.

Author: jverkoey

python/__init__.py

@@ -2,8 +2,8 @@
 from typing import Dict, List, Optional, Set, Any, Tuple
 from enum import Enum
 
-from can_frame import CANFrame, CANPacket, CANFrameScanner, CANIDFormat
-from signals import Command, Scaling
+from .can_frame import CANFrame, CANPacket, CANFrameScanner, CANIDFormat
+from .signals import Command, Scaling
 
 class ServiceType(Enum):
     SERVICE_21 = 0x21

python/command_registry.py

@@ -1,8 +1,9 @@
 import pytest
 from typing import Dict, Any, Optional
-from can_frame import CANIDFormat
-from command_registry import decode_obd_response
-from signals import SignalSet, Command, Signal, Scaling
+
+from .can_frame import CANIDFormat
+from .command_registry import decode_obd_response
+from .signals import SignalSet, Command, Signal, Scaling
 
 def obd_testrunner(
         signalset_json: str,

python/signals_testing.py

@@ -1,5 +1,5 @@
 import pytest
-from can_frame import (
+from .can_frame import (
     CANFrame, CANFrameScanner, CANIDFormat, CANFrameError,
     DataFrameType, DataFrameHeader
 )

python/test_can_frame.py

@@ -2,9 +2,9 @@
 from typing import Dict, Any, List
 import json
 
-from command_registry import CommandRegistry, CommandResponse, ServiceType
-from signals import SignalSet, Command, Signal, Scaling, Parameter, ParameterType
-from can_frame import CANPacket
+from .command_registry import CommandRegistry, CommandResponse, ServiceType
+from .signals import SignalSet, Command, Signal, Scaling, Parameter, ParameterType
+from .can_frame import CANPacket
 
 def create_test_command(
     pid: int,

python/test_command_registry.py

@@ -1,8 +1,9 @@
 import pytest
-from signals_testing import obd_testrunner
 import json
 import os
 
+from .signals_testing import obd_testrunner
+
 REPO_ROOT = os.path.abspath(os.path.dirname(__file__))
 
 TEST_CASES = [