Move GAM to use Python 3. Fixes #392 (#896)

* 2to3 cleanup, import changes, httplib2 py3 version, fix passlib deprecation

* Travis Python 3 move

* default to Trusty for Python 3.7.3

* use daadsnakes PPA

* start with default python

* --yes

* 3.5 for now, may tighten in future

* compile 3.7 from source

* osx and linux

* Update linux-x86_64-before-install.sh

* pip3

* bash env, more debug

* quiet down the make

* alias

* kill virtualenv

* 2.6

* again

* again

* deactivate

* pip3

* pip3

* Update linux-x86_64-before-install.sh

* Update linux-x86_64-before-install.sh

* Update .travis.yml

* cleanup

*  give xenial a shot

* 3.7.3, trusty

* 3.7.3, xenial

* pip3

* no sudo

* StaticX for a truly static Linux build

* StaticX for realz

* Install StaticX deps

* log size and run times

* actually time

* remove old gam

* distro

* debug pyinstaller

* Fix StaticX path discovery

* Detect old glibc and install legacy GAM build

* report version

* fix

* fix distro list

* StaticX workaround

* travis staticx builds

* remove 3P libraries from GAM

These libraries can (and should) be installed via
pip install -r requirements.txt

* Have travis install reqs

* fix cacert (static for now)

* remove bad gam.spec

* fix requirements.txt location

* try another path

* deploy all branches

* win/osx fix attempts

src/travis/linux-i686-precise-testing-before-install.sh

@@ -1,9 +0,0 @@
-dpkg --add-architecture i386
-apt update
-apt install -y python:i386
-python -V
-pip install --upgrade pip
-pip freeze > requirements.txt
-pip install --upgrade -r requirements.txt
-rm requirements.txt
-pip install pyinstaller

src/travis/linux-i686-precise-testing-install.sh

@@ -1 +0,0 @@
-linux-x86_64-install.sh

src/travis/linux-x86-before-install.sh

@@ -1,11 +0,0 @@
-sudo apt update
-sudo apt -y dist-upgrade
-sudo sh -c "echo 'foreign-architecture i386' > /etc/dpkg/dpkg.cfg.d/multiarch"
-sudo apt update
-sudo apt install -y python:i386 python2.7:i386 python2.7-minimal:i386 mime-support:i386
-python -V
-sudo pip install --upgrade pip
-sudo pip freeze > requirements.txt
-sudo pip install --upgrade -r requirements.txt
-sudo rm requirements.txt
-sudo pip install pyinstaller

src/travis/linux-x86-install.sh

@@ -1 +0,0 @@
-linux-x86_64-install.sh

src/travis/linux-x86_64-before-install.sh

@@ -1,5 +1,12 @@
-pip install --upgrade pip
-pip freeze > requirements.txt
-pip install --upgrade -r requirements.txt
-rm requirements.txt
+echo "RUNNING: apt update..."
+sudo apt-get --yes update > /dev/null
+echo "RUNNING: apt dist-upgrade..."
+sudo apt-get --yes dist-upgrade > /dev/null
+echo "Installing StaticX deps..."
+sudo apt-get --yes install binutils patchelf
+echo "Upgrading pip packages..."
+pip freeze > upgrades.txt
+pip install --upgrade -r upgrades.txt
+pip install -r src/requirements.txt
 pip install pyinstaller
+pip install staticx

src/travis/linux-x86_64-install.sh

@@ -1,5 +1,5 @@
 cd src
-pyinstaller --clean -F --distpath=gam $GAMOS-gam.spec
+pyinstaller --clean --debug -F --distpath=gam $GAMOS-gam.spec
 gam/gam version
 export GAMVERSION=`gam/gam version simple`
 cp LICENSE gam
@@ -7,3 +7,16 @@ cp whatsnew.txt gam
 cp GamCommands.txt gam
 GAM_ARCHIVE=gam-$GAMVERSION-$GAMOS-$PLATFORM.tar.xz
 tar cfJ $GAM_ARCHIVE gam/
+echo "PyInstaller GAM  info:"
+du -h gam/gam
+time gam/gam version
+
+GAM_LEGACY_ARCHIVE=gam-$GAMVERSION-$GAMOS-$PLATFORM-legacy.tar.xz
+staticx gam/gam gam/gam-staticx
+strip gam/gam-staticx
+rm gam/gam
+cp staticx-gam.sh gam/gam
+tar cfJ $GAM_LEGACY_ARCHIVE gam/
+echo "Legacy StaticX GAM info:"
+du -h gam/gam-staticx
+time gam/gam version

src/travis/osx-x86_64-before-install.sh

@@ -1,7 +1,8 @@
 brew update
-brew install python@2
+brew upgrade python3
+export PATH=/usr/local/opt/python/libexec/bin:$PATH
 pip install --upgrade pip
-pip freeze > requirements.txt
-pip install --upgrade -r requirements.txt
-rm requirements.txt
+pip freeze > upgrades.txt
+pip install --upgrade -r upgrades.txt
+pip install -r src/requirements.txt
 pip install pyinstaller

src/travis/osx-x86_64-install.sh

@@ -1 +0,0 @@
-linux-x86_64-install.sh

src/travis/osx-x86_64-install.sh

@@ -0,0 +1,9 @@
+cd src
+pyinstaller --clean --debug -F --distpath=gam $GAMOS-gam.spec
+gam/gam version
+export GAMVERSION=`gam/gam version simple`
+cp LICENSE gam
+cp whatsnew.txt gam
+cp GamCommands.txt gam
+GAM_ARCHIVE=gam-$GAMVERSION-$GAMOS-$PLATFORM.tar.xz
+tar cfJ $GAM_ARCHIVE gam/

src/travis/osx-x86_64-sierra-testing-before-install.sh

@@ -1,9 +0,0 @@
-brew update
-brew install python@2 || true
-brew link --overwrite python@2
-sudo pip install --upgrade pip
-sudo pip freeze > requirements.txt
-sudo pip install --upgrade -r requirements.txt
-sudo rm requirements.txt
-sudo pip install --upgrade altgraph
-sudo pip install pyinstaller

src/travis/osx-x86_64-sierra-testing-install.sh

@@ -1 +0,0 @@
-linux-x86_64-install.sh

src/travis/windows-x86-before-install.sh

@@ -1,9 +1,9 @@
 powershell Install-WindowsFeature Net-Framework-Core
-cinst -y --forcex86 python2
-export PATH=$PATH:/c/Python27/scripts
+cinst -y --forcex86 python3
+export PATH=$PATH:/c/Python37/scripts
 cinst -y wixtoolset
 pip install --upgrade pip
-pip freeze > requirements.txt
-pip install --upgrade -r requirements.txt
-rm requirements.txt
+pip freeze > upgrades.txt
+pip install --upgrade -r upgrades.txt
+pip install -r src/requirements.txt
 pip install pyinstaller

src/travis/windows-x86_64-before-install.sh

@@ -1,9 +1,9 @@
 powershell Install-WindowsFeature Net-Framework-Core
-cinst -y $CINST_ARGS python2
-export PATH=$PATH:/c/Python27/scripts
+cinst -y $CINST_ARGS python3
+export PATH=$PATH:/c/Python37/scripts
 cinst -y wixtoolset
 pip install --upgrade pip
-pip freeze > requirements.txt
-pip install --upgrade -r requirements.txt
-rm requirements.txt
+pip freeze > upgrades.txt
+pip install --upgrade -r upgrades.txt
+pip install -r src/requirements.txt
 pip install pyinstaller