fix indent of docstring with summary line

Author: mscheltienne

template/utils/_checks.py

@@ -8,6 +8,8 @@
 
 import numpy as np
 
+from ._docs import fill_doc
+
 
 def _ensure_int(item: Any, item_name: Optional[str] = None) -> int:
     """Ensure a variable is an integer.
@@ -177,13 +179,13 @@ def _check_value(
     return item
 
 
+@fill_doc
 def _check_verbose(verbose: Union[bool, str, int, None]) -> int:
     """Check that the value of verbose is valid.
 
     Parameters
     ----------
-    verbose : bool | str | int | None
-        The verbosity level.
+    %(verbose)s
 
     Returns
     -------

template/utils/_docs.py

@@ -84,7 +84,9 @@ def _indentcount_lines(lines: List[str]) -> int:
     0
     """
     indent = sys.maxsize
-    for line in lines:
+    for k, line in enumerate(lines):
+        if k == 0:
+            continue
         line_stripped = line.lstrip()
         if line_stripped:
             indent = min(indent, len(line) - len(line_stripped))