experimental: docstrings update (#18048)

Added missed docstrings. Formatted docsctrings to the consistent format.

libs/experimental/langchain_experimental/llm_bash/bash.py

@@ -12,8 +12,8 @@ if TYPE_CHECKING:
 
 
 class BashProcess:
-    """
-    Wrapper class for starting subprocesses.
+    """Wrapper for starting subprocesses.
+
     Uses the python built-in subprocesses.run()
     Persistent processes are **not** available
     on Windows systems, as pexpect makes use of

libs/experimental/langchain_experimental/llm_bash/prompt.py

@@ -31,6 +31,8 @@ class BashOutputParser(BaseOutputParser):
     """Parser for bash output."""
 
     def parse(self, text: str) -> List[str]:
+        """Parse the output of a bash command."""
+
         if "```bash" in text:
             return self.get_code_blocks(text)
         else: