PYTHON-2502 Remove Python 2.7 from release scripts (mongodb#548)

PYTHON-1300 Stop shipping .egg files. PYTHON-2507 Future proof pip version upgrade.

Author: ShaneHarvey

.evergreen/build-mac.sh

@@ -8,14 +8,8 @@ rm -rf validdist
 mkdir -p validdist
 mv dist/* validdist || true
 
-for VERSION in 2.7 3.4 3.5 3.6 3.7 3.8 3.9; do
- if [[ $VERSION == "2.7" ]]; then
- PYTHON=/System/Library/Frameworks/Python.framework/Versions/2.7/bin/python
- rm -rf build
- $PYTHON setup.py bdist_egg
- else
- PYTHON=/Library/Frameworks/Python.framework/Versions/$VERSION/bin/python3
- fi
+for VERSION in 3.4 3.5 3.6 3.7 3.8 3.9; do
+ PYTHON=/Library/Frameworks/Python.framework/Versions/$VERSION/bin/python3
  rm -rf build
 
  # Install wheel if not already there.

.evergreen/build-manylinux-internal.sh

@@ -11,7 +11,7 @@ mv dist/* validdist || true
 
 # Compile wheels
 for PYTHON in /opt/python/*/bin/python; do
- if [[ ! $PYTHON =~ (cp27|cp34|cp35|cp36|cp37|cp38|cp39) ]]; then
+ if [[ ! $PYTHON =~ (cp34|cp35|cp36|cp37|cp38|cp39) ]]; then
  continue
  fi
  # https://github.com/pypa/manylinux/issues/49

.evergreen/build-manylinux.sh

@@ -22,7 +22,6 @@ ls dist
 
 # Check for any unexpected files.
 unexpected=$(find dist \! \( -iname dist -or \
- -iname '*cp27*' -or \
  -iname '*cp34*' -or \
  -iname '*cp35*' -or \
  -iname '*cp36*' -or \

.evergreen/build-windows.sh

@@ -8,14 +8,10 @@ rm -rf validdist
 mkdir -p validdist
 mv dist/* validdist || true
 
-for VERSION in 27 34 35 36 37 38 39; do
+for VERSION in 34 35 36 37 38 39; do
  _pythons=(C:/Python/Python${VERSION}/python.exe \
  C:/Python/32/Python${VERSION}/python.exe)
  for PYTHON in "${_pythons[@]}"; do
- if [[ $VERSION == "2.7" ]]; then
- rm -rf build
- $PYTHON setup.py bdist_egg
- fi
  rm -rf build
  $PYTHON setup.py bdist_wheel
 

.evergreen/config.yml

@@ -856,7 +856,6 @@ tasks:
  - name: "release"
  tags: ["release"]
  exec_timeout_secs: 216000 # 60 minutes (manylinux task is slow).
- git_tag_only: true
  commands:
  - command: shell.exec
  type: test
@@ -2601,6 +2600,7 @@ buildvariants:
  matrix_spec:
  platform: [ubuntu-20.04, windows-64-vsMulti-small, macos-1014]
  display_name: "Release ${platform}"
+ batchtime: 20160 # 14 days
  tasks:
  - name: "release"
 

.evergreen/utils.sh

@@ -24,13 +24,23 @@ createvirtualenv () {
  fi
  # Upgrade to the latest versions of pip setuptools wheel so that
  # pip can always download the latest cryptography+cffi wheels.
- python -m pip install --upgrade pip setuptools wheel
+ PYTHON_VERSION=$(python -c 'import sys;print("%s.%s" % sys.version_info[:2])')
+ if [[ $PYTHON_VERSION == "3.4" ]]; then
+ # pip 19.2 dropped support for Python 3.4.
+ python -m pip install --upgrade 'pip<19.2'
+ elif [[ $PYTHON_VERSION == "3.5" ]]; then
+ # pip 21 will drop support for 3.5.
+ python -m pip install --upgrade 'pip<21'
+ else
+ python -m pip install --upgrade pip
+ fi
+ python -m pip install --upgrade setuptools wheel
 }
 
 # Usage:
-# testinstall /path/to/python /path/to/.whl/or/.egg ["no-virtualenv"]
+# testinstall /path/to/python /path/to/.whl ["no-virtualenv"]
 # * param1: Python binary to test
-# * param2: Path to the wheel or egg file to install
+# * param2: Path to the wheel to install
 # * param3 (optional): If set to a non-empty string, don't create a virtualenv. Used in manylinux containers.
 testinstall () {
  PYTHON=$1
@@ -42,11 +52,7 @@ testinstall () {
  PYTHON=python
  fi
 
- if [[ $RELEASE == *.egg ]]; then
- $PYTHON -m easy_install $RELEASE
- else
- $PYTHON -m pip install --upgrade $RELEASE
- fi
+ $PYTHON -m pip install --upgrade $RELEASE
  cd tools
  $PYTHON fail_if_no_c.py
  $PYTHON -m pip uninstall -y pymongo