Feat: Create tex jinja2 environment

bopytex/jinja2_env/texenv.py

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+#!/usr/bin/env python
+# encoding: utf-8
+
+import jinja2
+
+__all__ = [
+    "texenv",
+]
+
+# Definition of jinja syntax for latex
+texenv = jinja2.Environment(
+    block_start_string=r"\Block{",
+    block_end_string="}",
+    variable_start_string=r"\Var{",
+    variable_end_string="}",
+    comment_start_string=r"\#{",
+    comment_end_string="}",
+    line_statement_prefix="%-",
+    line_comment_prefix="%#",
+    loader=jinja2.ChoiceLoader(
+        [
+            jinja2.FileSystemLoader(["./"]),
+        ]
+    ),
+    extensions=["jinja2.ext.do"],
+)
+
+# -----------------------------
+# Reglages pour 'vim'
+# vim:set autoindent expandtab tabstop=4 shiftwidth=4:
+# cursor: 16 del

test/test_texenv.py

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+from bopytex.jinja2_env.texenv import texenv
+
+
+def test_variable_block():
+    base_template = r"\Var{a}"
+    jinja2_template = texenv.from_string(base_template)
+    output = jinja2_template.render(a=2)
+    assert output == "2"
+
+
+def test_block_string():
+    base_template = r"\Block{set a = 2}\Var{a}"
+    jinja2_template = texenv.from_string(base_template)
+    output = jinja2_template.render()
+    assert output == "2"
+
+
+def test_block_line_statement():
+    base_template = r"""%-set a = 2
+\Var{a}"""
+    jinja2_template = texenv.from_string(base_template)
+    output = jinja2_template.render()
+    assert output == "2"
+
+def test_block_line_statement_with_comment():
+    base_template = r"""%-set a = 2
+%# comment
+\Var{a}"""
+    jinja2_template = texenv.from_string(base_template)
+    output = jinja2_template.render()
+    assert output == "\n2"