[utils] Allow alignment in `render_table`

and add tests

1 files changed, 13 insertions, 9 deletions

diff --git a/yt_dlp/utils.py b/yt_dlp/utils.py
index a9e066257..282ed1f93 100644
--- a/yt_dlp/utils.py
+++ b/yt_dlp/utils.py
@@ -4805,10 +4805,11 @@ def determine_protocol(info_dict):
     return compat_urllib_parse_urlparse(url).scheme
 
 
-def render_table(header_row, data, delim=False, extraGap=0, hideEmpty=False):
-    """ Render a list of rows, each as a list of values """
+def render_table(header_row, data, delim=False, extra_gap=0, hide_empty=False):
+    """ Render a list of rows, each as a list of values.
+    Text after a \t will be right aligned """
     def width(string):
-        return len(remove_terminal_sequences(string))
+        return len(remove_terminal_sequences(string).replace('\t', ''))
 
     def get_max_lens(table):
         return [max(width(str(v)) for v in col) for col in zip(*table)]
@@ -4816,21 +4817,24 @@ def render_table(header_row, data, delim=False, extraGap=0, hideEmpty=False):
     def filter_using_list(row, filterArray):
         return [col for (take, col) in zip(filterArray, row) if take]
 
-    if hideEmpty:
+    if hide_empty:
         max_lens = get_max_lens(data)
         header_row = filter_using_list(header_row, max_lens)
         data = [filter_using_list(row, max_lens) for row in data]
 
     table = [header_row] + data
     max_lens = get_max_lens(table)
-    extraGap += 1
+    extra_gap += 1
     if delim:
-        table = [header_row] + [[delim * (ml + extraGap) for ml in max_lens]] + data
-    max_lens[-1] = 0
+        table = [header_row, [delim * (ml + extra_gap) for ml in max_lens]] + data
+        table[1][-1] = table[1][-1][:-extra_gap]  # Remove extra_gap from end of delimiter
     for row in table:
         for pos, text in enumerate(map(str, row)):
-            row[pos] = text + (' ' * (max_lens[pos] - width(text) + extraGap))
-    ret = '\n'.join(''.join(row) for row in table)
+            if '\t' in text:
+                row[pos] = text.replace('\t', ' ' * (max_lens[pos] - width(text))) + ' ' * extra_gap
+            else:
+                row[pos] = text + ' ' * (max_lens[pos] - width(text) + extra_gap)
+    ret = '\n'.join(''.join(row).rstrip() for row in table)
     return ret