https://gitlab.com/orcus/orcus/-/commit/469aca3c76965b9031947506a15d940cbcd11cdb

From: Tom Stellard <tstellar@redhat.com>
Date: Mon, 16 May 2022 22:12:30 +0000
Subject: [PATCH] Fix error when compiling with clang

csv.cpp:83:29: error: non-constant-expression cannot be narrowed from type 'Py_ssize_t' (aka 'long') to 'std::basic_string_view::size_type' (aka 'unsigned long') in initializer list [-Wc++11-narrowing]
        app.read_stream({p, n});
                            ^
csv.cpp:83:29: note: insert an explicit cast to silence this issue
        app.read_stream({p, n});
                            ^
                            static_cast<size_type>( )
1 error generated.
--- a/src/python/csv.cpp
+++ b/src/python/csv.cpp
@@ -80,7 +80,7 @@ PyObject* csv_read(PyObject* /*module*/, PyObject* args, PyObject* kwargs)
 
         Py_ssize_t n = 0;
         const char* p = PyUnicode_AsUTF8AndSize(str.get(), &n);
-        app.read_stream({p, n});
+        app.read_stream({p, static_cast<std::string_view::size_type>(n)});
 
         return create_document(std::move(doc));
     }
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