DOC: Don't pass string lists to pgf.preamble.

QuLogic · QuLogic · commit dd54a33de69a · 2020-03-18T20:02:29.000-04:00
diff --git a/examples/userdemo/pgf_preamble_sgskip.py b/examples/userdemo/pgf_preamble_sgskip.py
@@ -12,13 +12,13 @@
     "font.family": "serif",  # use serif/main font for text elements
     "text.usetex": True,     # use inline math for ticks
     "pgf.rcfonts": False,    # don't setup fonts from rc parameters
-    "pgf.preamble": [
+    "pgf.preamble": "\n".join([
          "\\usepackage{units}",          # load additional packages
          "\\usepackage{metalogo}",
          "\\usepackage{unicode-math}",   # unicode math setup
          r"\setmathfont{xits-math.otf}",
          r"\setmainfont{DejaVu Serif}",  # serif font via preamble
-         ]
+    ])
 })
 
 plt.figure(figsize=(4.5, 2.5))
diff --git a/examples/userdemo/pgf_texsystem.py b/examples/userdemo/pgf_texsystem.py
@@ -8,11 +8,11 @@
 import matplotlib.pyplot as plt
 plt.rcParams.update({
     "pgf.texsystem": "pdflatex",
-    "pgf.preamble": [
+    "pgf.preamble": "\n".join([
          r"\usepackage[utf8x]{inputenc}",
          r"\usepackage[T1]{fontenc}",
          r"\usepackage{cmbright}",
-         ]
+    ]),
 })
 
 plt.figure(figsize=(4.5, 2.5))
