drop empy 3.3.4 pin

No longer necessary now that we are 3.x and 4.x compatible.

Co-authored-by: Thomas Watson <twatson52@icloud.com>

Author: KarolNi

README.md

@@ -3,7 +3,7 @@
 This project contains tools to generate C code for packing DroneCAN messages.
 
 ## Dependencies
-* `pip install empy==3.3.4`
+* `pip install empy`
 * `pip install pexpect`
 
 ## How To Use

tests/test_linux.sh

@@ -5,7 +5,7 @@ set -e
 set -x
 
 # test compiler on linux
-python3 -m pip install -U empy==3.3.4 pexpect dronecan
+python3 -m pip install -U empy pexpect dronecan
 rm -rf DSDL
 git clone https://github.com/DroneCAN/DSDL
 

tests/test_regression.sh

@@ -5,7 +5,7 @@ set -e
 set -x
 
 # test compiler on linux
-python3 -m pip install -U empy==3.3.4 pexpect dronecan
+python3 -m pip install -U empy pexpect dronecan
 rm -rf DSDL
 
 git clone https://github.com/DroneCAN/DSDL

tests/test_windows.cmd

@@ -1,6 +1,6 @@
 # simple test of DSDL compilation for windows
 
-python3 -m pip install -U empy==3.3.4 pexpect dronecan
+python3 -m pip install -U empy pexpect dronecan
 
 git clone https://github.com/DroneCAN/DSDL