no git submodules

vendor/github.com/alecthomas/chroma/table.py

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+#!/usr/bin/env python3
+import re
+from collections import defaultdict
+from subprocess import check_output
+
+README_FILE = "README.md"
+
+
+lines = check_output(["go", "run", "./cmd/chroma/main.go", "--list"]).decode("utf-8").splitlines()
+lines = [line.strip() for line in lines if line.startswith("  ") and not line.startswith("   ")]
+lines = sorted(lines, key=lambda l: l.lower())
+
+table = defaultdict(list)
+
+for line in lines:
+    table[line[0].upper()].append(line)
+
+rows = []
+for key, value in table.items():
+    rows.append("{} | {}".format(key, ", ".join(value)))
+tbody = "\n".join(rows)
+
+with open(README_FILE, "r") as f:
+    content = f.read()
+
+with open(README_FILE, "w") as f:
+    marker = re.compile(r"(?P<start>:----: \\| --------\n).*?(?P<end>\n\n)", re.DOTALL)
+    replacement = r"\g<start>%s\g<end>" % tbody
+    updated_content = marker.sub(replacement, content)
+    f.write(updated_content)
+
+print(tbody)