[#9] Implement hosting package

Package defines interface for host management and provides implementation
for docker host (local or remote). Other hosts can be added via plugins.

Signed-off-by: Vladimir Domnich <v.domnich@yadro.com>

src/neofs_testlib/shell/command_inspectors.py

@@ -0,0 +1,13 @@
+from neofs_testlib.shell.interfaces import CommandInspector
+
+
+class SudoInspector(CommandInspector):
+    """Prepends command with sudo.
+
+    If command is already prepended with sudo, then has no effect.
+    """
+
+    def inspect(self, command: str) -> str:
+        if not command.startswith("sudo"):
+            return f"sudo {command}"
+        return command