Speed up dict initialization

"use-dict-literal" pylint error fix. The literal is faster as it
avoids an additional function call.

Signed-off-by: Andrea Cervesato <[email protected]>

Author: acerv

ltp/main.py

@@ -80,7 +80,7 @@ def _sut_config(value: str) -> dict:
                 for opt, desc in sut.config_help.items():
                     msg += f"\t{opt}: {desc}\n"
 
-        return dict(help=msg)
+        return {"help": msg}
 
     if not value:
         raise argparse.ArgumentTypeError("SUT parameters can't be empty")

ltp/qemu.py

@@ -188,18 +188,18 @@ def setup(self, **kwargs: dict) -> None:
 
     @property
     def config_help(self) -> dict:
-        return dict(
-            image="qcow2 image location",
-            image_overlay="image_overlay: image copy location",
-            password="root password (default: root)",
-            system="system architecture (default: x86_64)",
-            ram="RAM of the VM (default: 2G)",
-            smp="number of CPUs (default: 2)",
-            serial="type of serial protocol. isa|virtio (default: isa)",
-            virtfs="directory to mount inside VM",
-            ro_image="path of the image that will exposed as read only",
-            options="user defined options",
-        )
+        return {
+            "image": "qcow2 image location",
+            "image_overlay": "image_overlay: image copy location",
+            "password": "root password (default: root)",
+            "system": "system architecture (default: x86_64)",
+            "ram": "RAM of the VM (default: 2G)",
+            "smp": "number of CPUs (default: 2)",
+            "serial": "type of serial protocol. isa|virtio (default: isa)",
+            "virtfs": "directory to mount inside VM",
+            "ro_image": "path of the image that will exposed as read only",
+            "options": "user defined options",
+        }
 
     @property
     def name(self) -> str:

ltp/ssh.py

@@ -138,18 +138,18 @@ def setup(self, **kwargs: dict) -> None:
 
     @property
     def config_help(self) -> dict:
-        return dict(
-            host="IP address of the SUT (default: localhost)",
-            port="TCP port of the service (default: 22)",
-            user="name of the user (default: root)",
-            password="root password",
-            timeout="connection timeout in seconds (default: 10)",
-            key_file="private key location",
-            hostkey_policy="host key policy - auto | missing | reject. (default: auto)",
-            known_hosts="known_hosts file (default: ~/.ssh/known_hosts)",
-            reset_command="command to reset the remote SUT",
-            sudo="use sudo to access to root shell (default: 0)",
-        )
+        return {
+            "host": "IP address of the SUT (default: localhost)",
+            "port": "TCP port of the service (default: 22)",
+            "user": "name of the user (default: root)",
+            "password": "root password",
+            "timeout": "connection timeout in seconds (default: 10)",
+            "key_file": "private key location",
+            "hostkey_policy": "host key policy - auto | missing | reject. (default: auto)",
+            "known_hosts": "known_hosts file (default: ~/.ssh/known_hosts)",
+            "reset_command": "command to reset the remote SUT",
+            "sudo": "use sudo to access to root shell (default: 0)",
+        }
 
     @property
     def name(self) -> str: