Deprecate dash table, add dash[ag-grid] extra requirement

Author: T4rk1n

dash/development/base_component.py

@@ -22,7 +22,15 @@
         eg: html.A(href=os.getenv('DASH_LOGOUT_URL'))
     """
         )
-    }
+    },
+    "dash_table": {
+        "DataTable": textwrap.dedent(
+            """
+        The dash_table.DataTable will be removed from the builtin dash components in Dash 4.0
+        We recommend using dash-ag-grid as a replacement. Install with `pip install dash[ag-grid]`.
+    """
+        )
+    },
 }
 
 

requirements/ag-grid.txt

@@ -0,0 +1 @@
+dash-ag-grid

setup.py

@@ -37,6 +37,7 @@ def read_req_file(req_type):
         "diskcache": read_req_file("diskcache"),
         "compress": read_req_file("compress"),
         "cloud": read_req_file("cloud"),
+        "ag-grid": read_req_file("ag-grid")
     },
     entry_points={
         "console_scripts": [