Add support for the Python 3.15+ lazy keyword

lib/rouge/demos/python

@@ -1,6 +1,19 @@
+lazy import re
+
+
 def fib(n):    # write Fibonacci series up to n
     """Print a Fibonacci series up to n."""
     a, b = 0, 1
     while a < n:
         print a,
         a, b = b, a+b
+
+
+_ANSI_RE = None
+
+def strip_ansi(s: str) -> str:
+    """Remove ANSI escapes from a string."""
+    if _ANSI_RE is None:
+        global _ANSI_RE
+        _ANSI_RE = re.compile(r"\033\[[;?0-9]*[a-zA-Z]")
+    return _ANSI_RE.sub("", s)

lib/rouge/lexers/python.rb

@@ -115,6 +115,11 @@ def current_string
 
         rule %r/class\b/, Keyword, :classname
 
+        # handle `lazy import` soft keyword usage
+        # since `import` is a hard keyword, we know that this usage has to be
+        # the soft-keyword case
+        rule %r/lazy\b(?=#{inline_ws}import\b)/, Keyword
+
         rule %r/`.*?`/, Str::Backtick
         rule %r/([rtfbu]{0,2})('''|"""|['"])/i do |m|
           groups Str::Affix, Str::Heredoc
@@ -173,6 +178,7 @@ def current_string
       # import after from, meaning we don't push the :import state
       state :from_import do
         mixin :inline_whitespace
+        rule %r/lazy\b/, Keyword::Namespace
         rule %r/import\b/, Keyword::Namespace, :pop!
         rule(//) { pop! }
       end

spec/visual/samples/python

@@ -262,3 +262,13 @@ match (100, 200):
       thing \
       :
       other
+
+
+lazy = "deferred"
+lazy import requests
+lazy \
+    import \
+    re
+from typing lazy import Iterator
+from typing lazy \
+    import Generator