Add RPM control to both agents and crews (#133)

* moving file into utilities
* creating Logger and RPMController
* Adding support for RPM to agents and crew

src/crewai/utilities/prompts.py

@@ -0,0 +1,32 @@
+from typing import ClassVar
+
+from langchain.prompts import PromptTemplate
+from pydantic import BaseModel, Field
+
+from crewai.utilities import I18N
+
+
+class Prompts(BaseModel):
+    """Manages and generates prompts for a generic agent with support for different languages."""
+
+    i18n: I18N = Field(default=I18N())
+
+    SCRATCHPAD_SLICE: ClassVar[str] = "\n{agent_scratchpad}"
+
+    def task_execution_with_memory(self) -> str:
+        """Generate a prompt for task execution with memory components."""
+        return self._build_prompt(["role_playing", "tools", "memory", "task"])
+
+    def task_execution_without_tools(self) -> str:
+        """Generate a prompt for task execution without tools components."""
+        return self._build_prompt(["role_playing", "task"])
+
+    def task_execution(self) -> str:
+        """Generate a standard prompt for task execution."""
+        return self._build_prompt(["role_playing", "tools", "task"])
+
+    def _build_prompt(self, components: [str]) -> str:
+        """Constructs a prompt string from specified components."""
+        prompt_parts = [self.i18n.slice(component) for component in components]
+        prompt_parts.append(self.SCRATCHPAD_SLICE)
+        return PromptTemplate.from_template("".join(prompt_parts))