deps: make tui an extra installation

Author: luabida

README.md

@@ -27,6 +27,11 @@ sudo apt install libffi-dev
 pip install pysus[dbc]
 ```
 
+For the terminal user interface (TUI):
+```bash
+pip install pysus[tui]
+```
+
 ## Quick Start
 
 ### Simplified Database Functions (New in 2.0)

poetry.lock

@@ -31,24 +31,25 @@ pydantic = "^2.12.5"
 duckdb = "^1.4.4"
 duckdb-engine = "^0.17.0"
 sqlalchemy = "^2.0.48"
-textual = {extras = ["syntax"], version = "^8.2.1"}
 python-magic = "^0.4.27"
 chardet = "^7.4.0.post2"
 anyio = "^4.13.0"
-humanize = "^4.8.0"
 httpx = ">=0.28.0"
 aioftp = "^0.21.4"
 dbfread = "2.0.7"
 bigtree = "^0.12.2"
 
 pyreaddbc = { version = ">=1.1.0", optional = true }
 pycparser = { version = "2.21", optional = true }
+textual = { extras = ["syntax"], version = "^8.2.1", optional = true }
+humanize = { version = "^4.8.0", optional = true }
 dotenv = "^0.9.9"
 boto3 = "^1.42.89"
 typer = "^0.24.1"
 
 [tool.poetry.extras]
 dbc = ["pyreaddbc", "pycparser"]
+tui = ["textual", "humanize"]
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">=6.1.0"

pyproject.toml

@@ -1,6 +1,5 @@
 import typer
 from pysus import __version__
-from pysus.tui.app import PySUS
 
 app = typer.Typer(help="PySUS CLI")
 
@@ -14,6 +13,13 @@ def tui(
         help="Language (en, pt)",
     ),
 ):
+    try:
+        from pysus.tui.app import PySUS
+    except ImportError:
+        raise ImportError(
+            "The TUI requires extra dependencies. "
+            "Install them with: pip install pysus[tui]"
+        )
     app = PySUS(lang=lang)
     app.run()