初始化项目，由ModelHub XC社区提供模型

Model: nvidia/Nemotron-Cascade-14B-Thinking
Source: Original Platform

evaluation/eval/tools/latex2sympy/tests/abs_test.py

@@ -0,0 +1,19 @@
+from .context import assert_equal, get_simple_examples
+import pytest
+from sympy import Abs
+
+examples = get_simple_examples(Abs)
+
+delimiter_pairs = {
+    '|': '|',
+    '\\vert': '\\vert',
+    '\\lvert': '\\rvert'
+}
+
+
+@pytest.mark.parametrize('input, output, symbolically', examples)
+def test_abs(input, output, symbolically):
+    for left, right in delimiter_pairs.items():
+        assert_equal("{left}{input}{right}".format(left=left, right=right, input=input), output, symbolically=symbolically)
+        assert_equal("\\left{left}{input}\\right{right}".format(left=left, right=right, input=input), output, symbolically=symbolically)
+        assert_equal("\\mleft{left}{input}\\mright{right}".format(left=left, right=right, input=input), output, symbolically=symbolically)