Overrides test in feed

pytex/__init__.py

@@ -2,6 +2,7 @@
 # encoding: utf-8
 
 from .texenv import texenv
+from .pytex import *
 
 # -----------------------------
 # Reglages pour 'vim'

pytex/pytex.py

@@ -28,25 +28,33 @@ def update_export_dict(new_dict):
     EXPORT_DICT.update(new_dict)
 
 
-def feed(template, data, output, force=0):
+def feed(template, data, output="", force=0):
     """ Feed template with data to output
 
     :param template: jinja2 template with textenv environment
     :param data: Data dictionnary
     :param output: name of the output file
+    (by default: tpl is replaced by a 2 digits number)
+    :param force: Override is the output already exists
     """
     logger.info(f"Getting template {template}")
     tpl = texenv.get_template(template)
 
-    output_p = Path(output)
+    if not output:
+        num = 1
+        output_p = Path(template).replace('tpl', f'{num:02d}')
+        while output.exists() or not force:
+            logger.debug(f"{output_p} exists. Try next one")
+            num += 1
+            output_p = Path(template).replace('tpl', f'{num:02d}')
+    elif not force:
+        logger.error(f"{output} exists. Use force=1 do override it")
+        raise ValueError(f"{output} exists. Use force=1 do override it")
+
     output_dir = output_p.dirname()
     if not output_dir.exists():
         output_dir.mkdir()
 
-    if output_p.exists() and not force:
-        logger.error(f"{output} exists. Use force=1 do override it")
-        raise ValueError(f"{output} exists. Use force=1 do override it")
-
     with open(output, "w") as output_f:
         output_f.write(tpl.render(**EXPORT_DICT, **data))
     logger.info(f"{template} has been rendered to {output}.")