Update to Python 3.8

This includes a multibuild update.

The sys.path manipulation in main.py had to be removed. It caused unexpected errors when loading extension dlls.

.travis.yml

@@ -3,11 +3,11 @@ matrix:
   - os: linux
     dist: xenial # use Ubuntu 16.04 LTS will be the minimum required version for the AppImage
     language: python
-    python: "3.6" # pin for Linux builds (on macos, the multibuild python is used instead)
+    python: "3.8" # pin for Linux builds (on macos, the multibuild python is used instead)
   - os: osx
     language: generic
 env:
-  - MB_PYTHON_VERSION=3.6
+  - MB_PYTHON_VERSION=3.8
 script:
   - source ./.travis/install.sh
 deploy:

INSTALL.md

@@ -23,9 +23,9 @@ sudo apt-get install -y git
 sudo apt-get install -y libportaudio2
 ```
 
-3. Install python 3.6 and related build tools (appropriate PyQt5 wheels for Linux are only available for Python 3.6+)
+3. Install python 3.8 and related build tools
 ```
-sudo apt-get install -y python3.6-dev
+sudo apt-get install -y python3.8-dev
 ```
 
 4. Clone the repository
@@ -43,30 +43,30 @@ git checkout origin/<branchName>
 6. Update `pip`, `setuptools` and `virtualenv`
 
 ```
-sudo python3.6 -m pip install --upgrade pip
-sudo pip3.6 install --upgrade setuptools
-sudo pip3.6 install --upgrade virtualenv
+sudo python3.8 -m pip install --upgrade pip
+sudo pip3.8 install --upgrade setuptools
+sudo pip3.8 install --upgrade virtualenv
 ```
 
 7. Create a virtualenv and activate it
 ```
-virtualenv  -p /usr/bin/python3.6 buildenv
+virtualenv  -p /usr/bin/python3.8 buildenv
 source ./buildenv/bin/activate
 ```
 
 8. Install Friture requirements (PyQt5, etc.)
 ```
-pip3.6 install -r requirements.txt
+pip3.8 install -r requirements.txt
 ```
 
 9. Build Cython extensions
 ```
-python3.6 setup.py build_ext --inplace
+python3.8 setup.py build_ext --inplace
 ```
 
 10. Run Friture
 ```
-python3.6 main.py
+python3.8 main.py
 ```
 
 ## Running Friture from source on Windows

appveyor.yml

@@ -5,11 +5,11 @@ environment:
     # See: http://stackoverflow.com/a/13751649/163740
     CMD_IN_ENV: "cmd /E:ON /V:ON /C .\\appveyor\\run_with_env.cmd"
   matrix:
-    - PYTHON: "C:/Python36"
+    - PYTHON: "C:/Python38"
 init:
   - "ECHO %PYTHON% %PYTHON_VERSION% %PYTHON_ARCH%"
-  - ps: "ls C:/Python36/"
-  - ps: "ls C:/Python36/Scripts/"
+  - ps: "ls C:/Python38/"
+  - ps: "ls C:/Python38/Scripts/"
   - "%PYTHON%/python --version"
   - "%PYTHON%/Scripts/pip --version"
   # Set the relevant python and pip location to the path

choco/packages.config

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-    <package id="python" version="3.6.8" />
+    <package id="python" version="3.8.6" />
     <!-- Microsoft Visual Build Tools and C++ workload for Cython, Numpy, etc. -->
     <package id="visualstudio2017buildtools" version="15.9.4.0" />
     <package id="visualstudio2017-workload-vctools" version="1.3.1" packageParameters="--add Microsoft.VisualStudio.Component.VC.140"/>

friture.spec

@@ -90,7 +90,7 @@ if platform.system() == "Windows":
   pathex = [os.path.join(x, 'PyQt5', 'Qt', 'bin') for x in getsitepackages()]
 
   # add vcruntime140.dll - PyInstaller excludes it by default because it thinks it comes from c:\Windows
-  binaries = [('vcruntime140.dll', 'C:\\Python36\\vcruntime140.dll', 'BINARY')]
+  binaries = [('vcruntime140.dll', 'C:\\Python38\\vcruntime140.dll', 'BINARY')]
 else:
   pathex = []
   binaries = []

main.py

@@ -1,8 +1,4 @@
 #!/usr/bin/env python
-import sys
-
-# allow this script to be executed as a child of another script (lsprofcalltree, for example)
-sys.path.insert(0, '.')
 
 from friture.analyzer import main