2929_log = logging .getLogger (__name__ )
3030
3131
32- DOCUMENTCLASS = r"\documentclass{article}"
32+ _DOCUMENTCLASS = r"\documentclass{article}"
3333
3434
3535# Note: When formatting floating point values, it is important to use the
@@ -202,7 +202,7 @@ class LatexManager:
202202 @staticmethod
203203 def _build_latex_header ():
204204 latex_header = [
205- DOCUMENTCLASS ,
205+ _DOCUMENTCLASS ,
206206 # Include TeX program name as a comment for cache invalidation.
207207 # TeX does not allow this to be the first line.
208208 rf"% !TeX program = { mpl .rcParams ['pgf.texsystem' ]} ,
@@ -831,7 +831,7 @@ def print_pdf(self, fname_or_fh, *, metadata=None, **kwargs):
831831 self .print_pgf (tmppath / "figure.pgf" , ** kwargs )
832832 (tmppath / "figure.tex" ).write_text (
833833 "\n " .join ([
834- DOCUMENTCLASS ,
834+ _DOCUMENTCLASS ,
835835 r"\usepackage[pdfinfo={%s}]{hyperref}" % pdfinfo ,
836836 r"\usepackage[papersize={%fin,%fin}, margin=0in]{geometry}"
837837 % (w , h ),
@@ -941,7 +941,7 @@ def _write_header(self, width_inches, height_inches):
941941 pdfinfo = ',' .join (
942942 _metadata_to_str (k , v ) for k , v in self ._info_dict .items ())
943943 latex_header = "\n " .join ([
944- DOCUMENTCLASS ,
944+ _DOCUMENTCLASS ,
945945 r"\usepackage[pdfinfo={%s}]{hyperref}" % pdfinfo ,
946946 r"\usepackage[papersize={%fin,%fin}, margin=0in]{geometry}"
947947 % (width_inches , height_inches ),
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