Feat/poetry to uv migration (#1406)

* feat: Start migrating to UV

* feat: add uv to flows

* feat: update docs on Poetry -> uv

* feat: update docs and uv.locl

* feat: update tests and github CI

* feat: run ruff format

* feat: update typechecking

* feat: fix type checking

* feat: update python version

* feat: type checking gic

* feat: adapt uv command to run the tool repo

* Adapt tool build command to uv

* feat: update logic to let only projects with crew to be deployed

* feat: add uv to tools

* fix; tests

* fix: remove breakpoint

* fix :test

* feat: add crewai update to migrate from poetry to uv

* fix: tests

* feat: add validation for ˆ character on pyproject

* feat: add run_crew to pyproject if doesnt exist

* feat: add validation for poetry migration

* fix: warning

---------

Co-authored-by: Vinicius Brasil <vini@hey.com>

src/crewai/cli/update_crew.py

@@ -0,0 +1,115 @@
+import shutil
+
+import tomli_w
+import tomllib
+
+
+def update_crew() -> None:
+    """Update the pyproject.toml of the Crew project to use uv."""
+    migrate_pyproject("pyproject.toml", "pyproject.toml")
+
+
+def migrate_pyproject(input_file, output_file):
+    """
+    Migrate the pyproject.toml to the new format.
+
+    This function is used to migrate the pyproject.toml to the new format.
+    And it will be used to migrate the pyproject.toml to the new format when uv is used.
+    When the time comes that uv supports the new format, this function will be deprecated.
+    """
+
+    # Read the input pyproject.toml
+    with open(input_file, "rb") as f:
+        pyproject = tomllib.load(f)
+
+    # Initialize the new project structure
+    new_pyproject = {
+        "project": {},
+        "build-system": {"requires": ["hatchling"], "build-backend": "hatchling.build"},
+    }
+
+    # Migrate project metadata
+    if "tool" in pyproject and "poetry" in pyproject["tool"]:
+        poetry = pyproject["tool"]["poetry"]
+        new_pyproject["project"]["name"] = poetry.get("name")
+        new_pyproject["project"]["version"] = poetry.get("version")
+        new_pyproject["project"]["description"] = poetry.get("description")
+        new_pyproject["project"]["authors"] = [
+            {
+                "name": author.split("<")[0].strip(),
+                "email": author.split("<")[1].strip(">").strip(),
+            }
+            for author in poetry.get("authors", [])
+        ]
+        new_pyproject["project"]["requires-python"] = poetry.get("python")
+    else:
+        # If it's already in the new format, just copy the project section
+        new_pyproject["project"] = pyproject.get("project", {})
+
+    # Migrate or copy dependencies
+    if "dependencies" in new_pyproject["project"]:
+        # If dependencies are already in the new format, keep them as is
+        pass
+    elif "dependencies" in poetry:
+        new_pyproject["project"]["dependencies"] = []
+        for dep, version in poetry["dependencies"].items():
+            if isinstance(version, dict):  # Handle extras
+                extras = ",".join(version.get("extras", []))
+                new_dep = f"{dep}[{extras}]"
+                if "version" in version:
+                    new_dep += parse_version(version["version"])
+            elif dep == "python":
+                new_pyproject["project"]["requires-python"] = version
+                continue
+            else:
+                new_dep = f"{dep}{parse_version(version)}"
+            new_pyproject["project"]["dependencies"].append(new_dep)
+
+    # Migrate or copy scripts
+    if "scripts" in poetry:
+        new_pyproject["project"]["scripts"] = poetry["scripts"]
+    elif "scripts" in pyproject.get("project", {}):
+        new_pyproject["project"]["scripts"] = pyproject["project"]["scripts"]
+    else:
+        new_pyproject["project"]["scripts"] = {}
+
+    if (
+        "run_crew" not in new_pyproject["project"]["scripts"]
+        and len(new_pyproject["project"]["scripts"]) > 0
+    ):
+        # Extract the module name from any existing script
+        existing_scripts = new_pyproject["project"]["scripts"]
+        module_name = next(
+            (value.split(".")[0] for value in existing_scripts.values() if "." in value)
+        )
+
+        new_pyproject["project"]["scripts"]["run_crew"] = f"{module_name}.main:run"
+
+    # Migrate optional dependencies
+    if "extras" in poetry:
+        new_pyproject["project"]["optional-dependencies"] = poetry["extras"]
+
+    # Backup the old pyproject.toml
+    backup_file = "pyproject-old.toml"
+    shutil.copy2(input_file, backup_file)
+    print(f"Original pyproject.toml backed up as {backup_file}")
+
+    # Write the new pyproject.toml
+    with open(output_file, "wb") as f:
+        tomli_w.dump(new_pyproject, f)
+
+    print(f"Migration complete. New pyproject.toml written to {output_file}")
+
+
+def parse_version(version: str) -> str:
+    """Parse and convert version specifiers."""
+    if version.startswith("^"):
+        main_lib_version = version[1:].split(",")[0]
+        addtional_lib_version = None
+        if len(version[1:].split(",")) > 1:
+            addtional_lib_version = version[1:].split(",")[1]
+
+        return f">={main_lib_version}" + (
+            f",{addtional_lib_version}" if addtional_lib_version else ""
+        )
+    return version