Merge branch 'master' into topic-extra-component

aqt/cli.py

@@ -55,8 +55,11 @@ class Cli():
         return False
 
     def _set_sevenzip(self, args):
-        use_py7zr = args.internal
         sevenzip = None
+        if sys.version_info > (3, 5):
+            use_py7zr = args.internal
+        else:
+            use_py7zr = False
         if not use_py7zr:
             sevenzip = args.external
             if sevenzip is None:
@@ -162,6 +165,7 @@ class Cli():
                                     help="Specify mirror base url such as http://mirrors.ocf.berkeley.edu/qt/, "
                                          "where 'online' folder exist.")
         install_parser.add_argument('-E', '--external', nargs=1, help='Specify external 7zip command path.')
+        if sys.version_info >= (3, 5):
             install_parser.add_argument('--internal', action='store_true', help='Use internal extractor.')
         tools_parser = subparsers.add_parser('tool')
         tools_parser.set_defaults(func=self.run_tool)

aqt/installer.py

@@ -22,15 +22,18 @@
 
 import functools
 import os
+import sys
 import xml.etree.ElementTree as ElementTree
 from logging import getLogger
 from multiprocessing.dummy import Pool
 from operator import and_
 from subprocess import run
 
-import py7zr
 import requests
 
+if sys.version_info > (3, 5):
+    import py7zr
+
 NUM_PROCESS = 3
 blacklist = ['http://mirrors.ustc.edu.cn',
              'http://mirrors.tuna.tsinghua.edu.cn',
@@ -76,6 +79,8 @@ class QtInstaller:
                 for chunk in r.iter_content(chunk_size=8196):
                     fd.write(chunk)
             print("-Extracting {}...".format(archive))
+
+            if sys.version_info > (3, 5):
                 if not py7zr.is_7zfile(archive):
                     raise BadPackageFile
             if command is None:

ci/generate_azure_pipelines_matrices.py

@@ -114,8 +114,7 @@ for platform_build_job in all_platform_build_jobs:
     matrix_dictionary = collections.OrderedDict()
 
     for build_job, python_version in product(platform_build_job.build_jobs, python_versions):
-        key = 'QT {} {} {} {}'.format(build_job.qt_version, build_job.host, build_job.target,
-                                      build_job.arch)
+        key = '{} {} for {} on {}'.format(build_job.qt_version, build_job.arch, build_job.target, build_job.host)
         if build_job.module:
             key = "{} ({})".format(key, build_job.module)
         matrix_dictionary[key] = collections.OrderedDict(

requirements.txt

@@ -6,5 +6,5 @@ pytest-cov
 flake8
 wheel
 twine
-py7zr>=0.4.1
+py7zr>=0.4.1 ; python_version > '3.5'
 pyyaml