simplify instantiation of builtin type using builtins instead of functions

mesonbuild/backend/ninjabackend.py

@@ -2143,7 +2143,7 @@ class NinjaBackend(backends.Backend):
         rsp_file_syntax() is only guaranteed to be implemented if
         can_linker_accept_rsp() returns True.
         """
-        options = dict(rspable=tool.can_linker_accept_rsp())
+        options = {'rspable': tool.can_linker_accept_rsp()}
         if options['rspable']:
             options['rspfile_quote_style'] = tool.rsp_file_syntax()
         return options

mesonbuild/modules/cuda.py

@@ -336,8 +336,8 @@ class CudaModule(NewExtensionModule):
                     arch_ptx = arch_bin
                 cuda_arch_ptx += arch_ptx
 
-        cuda_arch_bin = sorted(list(set(cuda_arch_bin)))
-        cuda_arch_ptx = sorted(list(set(cuda_arch_ptx)))
+        cuda_arch_bin = sorted(set(cuda_arch_bin))
+        cuda_arch_ptx = sorted(set(cuda_arch_ptx))
 
         nvcc_flags = []
         nvcc_archs_readable = []

mesonbuild/munstable_coredata.py

@@ -104,7 +104,7 @@ def run(options):
                 print('      version: ' + repr(dep.get_version()))
 
             for for_machine in iter(MachineChoice):
-                items_list = list(sorted(v[for_machine].items()))
+                items_list = sorted(v[for_machine].items())
                 if items_list:
                     print(f'Cached dependencies for {for_machine.get_lower_case_name()} machine')
                     for dep_key, deps in items_list:

mesonbuild/rewriter.py

@@ -884,7 +884,7 @@ class Rewriter:
         # Sort based on line and column in reversed order
         work_nodes = [{'node': x, 'action': 'modify'} for x in self.modified_nodes]
         work_nodes += [{'node': x, 'action': 'rm'} for x in self.to_remove_nodes]
-        work_nodes = list(sorted(work_nodes, key=lambda x: (x['node'].lineno, x['node'].colno), reverse=True))
+        work_nodes = sorted(work_nodes, key=lambda x: (x['node'].lineno, x['node'].colno), reverse=True)
         work_nodes += [{'node': x, 'action': 'add'} for x in self.to_add_nodes]
 
         # Generating the new replacement string

mesonbuild/scripts/env2mfile.py

@@ -131,16 +131,18 @@ def get_args_from_envvars(infos: MachineInfo) -> None:
     if objcpp_link_args:
         infos.link_args['objcpp'] = objcpp_link_args
 
-cpu_family_map = dict(mips64el="mips64",
-                      i686='x86')
-cpu_map = dict(armhf="arm7hlf",
-               mips64el="mips64",
-               powerpc64le="ppc64",
-               )
+cpu_family_map = {
+    'mips64el': 'mips64',
+    'i686': 'x86',
+}
+cpu_map = {
+    'armhf': 'arm7hlf',
+    'mips64el': 'mips64'
+}
 
 def deb_detect_cmake(infos: MachineInfo, data: T.Dict[str, str]) -> None:
-    system_name_map = dict(linux="Linux", kfreebsd="kFreeBSD", hurd="GNU")
-    system_processor_map = dict(arm='armv7l', mips64el='mips64', powerpc64le='ppc64le')
+    system_name_map = {'linux': 'Linux', 'kfreebsd': 'kFreeBSD', 'hurd': 'GNU'}
+    system_processor_map = {'arm': 'armv7l', 'mips64el': 'mips64', 'powerpc64le': 'ppc64le'}
 
     infos.cmake["CMAKE_C_COMPILER"] = infos.compilers['c']
     infos.cmake["CMAKE_CXX_COMPILER"] = infos.compilers['cpp']

mesonbuild/utils/universal.py

@@ -736,10 +736,38 @@ def windows_detect_native_arch() -> str:
 
 def detect_vcs(source_dir: T.Union[str, Path]) -> T.Optional[T.Dict[str, str]]:
     vcs_systems = [
-        dict(name = 'git',        cmd = 'git', repo_dir = '.git', get_rev = 'git describe --dirty=+', rev_regex = '(.*)', dep = '.git/logs/HEAD'),
-        dict(name = 'mercurial',  cmd = 'hg',  repo_dir = '.hg',  get_rev = 'hg id -i',               rev_regex = '(.*)', dep = '.hg/dirstate'),
-        dict(name = 'subversion', cmd = 'svn', repo_dir = '.svn', get_rev = 'svn info',               rev_regex = 'Revision: (.*)', dep = '.svn/wc.db'),
-        dict(name = 'bazaar',     cmd = 'bzr', repo_dir = '.bzr', get_rev = 'bzr revno',              rev_regex = '(.*)', dep = '.bzr'),
+        {
+            'name': 'git',
+            'cmd': 'git',
+            'repo_dir': '.git',
+            'get_rev': 'git describe --dirty=+',
+            'rev_regex': '(.*)',
+            'dep': '.git/logs/HEAD'
+        },
+        {
+            'name': 'mercurial',
+            'cmd': 'hg',
+            'repo_dir': '.hg',
+            'get_rev': 'hg id -i',
+            'rev_regex': '(.*)',
+            'dep': '.hg/dirstate'
+        },
+        {
+            'name': 'subversion',
+            'cmd': 'svn',
+            'repo_dir': '.svn',
+            'get_rev': 'svn info',
+            'rev_regex': 'Revision: (.*)',
+            'dep': '.svn/wc.db'
+        },
+        {
+            'name': 'bazaar',
+            'cmd': 'bzr',
+            'repo_dir': '.bzr',
+            'get_rev': 'bzr revno',
+            'rev_regex': '(.*)',
+            'dep': '.bzr'
+        },
     ]
     if isinstance(source_dir, str):
         source_dir = Path(source_dir)