Properly capitalize "Unicode".

See e.g. https://en.wikipedia.org/wiki/Unicode,
https://docs.python.org/3/howto/unicode.html.

Also associated minor doc cleanups.

Author: anntzer

examples/pyplots/text_commands.py

@@ -23,7 +23,7 @@
 
 ax.text(2, 6, r'an equation: $E=mc^2$', fontsize=15)
 
-ax.text(3, 2, 'unicode: Institut f\374r Festk\366rperphysik')
+ax.text(3, 2, 'Unicode: Institut f\374r Festk\366rperphysik')
 
 ax.text(0.95, 0.01, 'colored text in axes coords',
         verticalalignment='bottom', horizontalalignment='right',

examples/text_labels_and_annotations/accented_text.py

@@ -1,9 +1,9 @@
 r"""
 =================================
-Using accented text in matplotlib
+Using accented text in Matplotlib
 =================================
 
-Matplotlib supports accented characters via TeX mathtext or unicode.
+Matplotlib supports accented characters via TeX mathtext or Unicode.
 
 Using mathtext, the following accents are provided: \\hat, \\breve, \\grave,
 \\bar, \\acute, \\tilde, \\vec, \\dot, \\ddot.  All of them have the same

lib/matplotlib/_mathtext.py

@@ -41,12 +41,12 @@ def get_unicode_index(symbol, math=True):
     Parameters
     ----------
     symbol : str
-        A single unicode character, a TeX command (e.g. r'\pi') or a Type1
+        A single (Unicode) character, a TeX command (e.g. r'\pi') or a Type1
         symbol name (e.g. 'phi').
     math : bool, default: True
-        If False, always treat as a single unicode character.
+        If False, always treat as a single Unicode character.
     """
-    # for a non-math symbol, simply return its unicode index
+    # for a non-math symbol, simply return its Unicode index
     if not math:
         return ord(symbol)
     # From UTF #25: U+2212 minus sign is the preferred
@@ -56,7 +56,7 @@ def get_unicode_index(symbol, math=True):
     # length, usually longer than a hyphen.
     if symbol == '-':
         return 0x2212
-    try:  # This will succeed if symbol is a single unicode char
+    try:  # This will succeed if symbol is a single Unicode char
         return ord(symbol)
     except TypeError:
         pass
@@ -482,7 +482,7 @@ def _get_glyph(self, fontname, font_class, sym, fontsize, math=True):
         except ValueError:
             uniindex = ord('?')
             found_symbol = False
-            _log.warning("No TeX to unicode mapping for {!a}.".format(sym))
+            _log.warning("No TeX to Unicode mapping for {!a}.".format(sym))
 
         fontname, uniindex = self._map_virtual_font(
             fontname, font_class, uniindex)

lib/matplotlib/backends/backend_pdf.py

@@ -87,7 +87,7 @@
 
 # TODOs:
 #
-# * encoding of fonts, including mathtext fonts and unicode support
+# * encoding of fonts, including mathtext fonts and Unicode support
 # * TTF support has lots of small TODOs, e.g., how do you know if a font
 #   is serif/sans-serif, or symbolic/non-symbolic?
 # * draw_quad_mesh

lib/matplotlib/backends/backend_qt.py

@@ -22,7 +22,7 @@
 
 backend_version = __version__
 
-# SPECIAL_KEYS are Qt::Key that do *not* return their unicode name
+# SPECIAL_KEYS are Qt::Key that do *not* return their Unicode name
 # instead they have manually specified names.
 SPECIAL_KEYS = {
     _to_int(getattr(_enum("QtCore.Qt.Key"), k)): v for k, v in [
@@ -374,12 +374,12 @@ def _get_key(self, event):
                 if event_key != key and event_mods & mod]
         try:
             # for certain keys (enter, left, backspace, etc) use a word for the
-            # key, rather than unicode
+            # key, rather than Unicode
             key = SPECIAL_KEYS[event_key]
         except KeyError:
-            # unicode defines code points up to 0x10ffff (sys.maxunicode)
+            # Unicode defines code points up to 0x10ffff (sys.maxunicode)
             # QT will use Key_Codes larger than that for keyboard keys that are
-            # are not unicode characters (like multimedia keys)
+            # are not Unicode characters (like multimedia keys)
             # skip these
             # if you really want them, you should add them to SPECIAL_KEYS
             if event_key > sys.maxunicode:

lib/matplotlib/backends/qt_editor/_formlayout.py

@@ -517,7 +517,7 @@ def fedit(data, title="", comment="", icon=None, parent=None, apply=None):
        box) for each member of a datagroup inside a datagroup
 
     Supported types for field_value:
-      - int, float, str, unicode, bool
+      - int, float, str, bool
       - colors: in Qt-compatible text form, i.e. in hex format or name
                 (red, ...) (automatically detected from a string)
       - list/tuple:

lib/matplotlib/mpl-data/stylelib/classic.mplstyle

@@ -207,7 +207,7 @@ axes.formatter.offset_threshold : 2      # When useoffset is True, the offset
                                          # at least this number of significant
                                          # digits from tick labels.
 
-axes.unicode_minus  : True    # use unicode for the minus symbol
+axes.unicode_minus  : True    # use Unicode for the minus symbol
                               # rather than hyphen.  See
                               # https://en.wikipedia.org/wiki/Plus_and_minus_signs#Character_codes
 axes.prop_cycle    : cycler('color', 'bgrcmyk')

lib/matplotlib/projections/polar.py

@@ -193,7 +193,7 @@ def __call__(self, x, pos=None):
         vmin, vmax = self.axis.get_view_interval()
         d = np.rad2deg(abs(vmax - vmin))
         digits = max(-int(np.log10(d) - 1.5), 0)
-        # Use unicode rather than mathtext with \circ, so that it will work
+        # Use Unicode rather than mathtext with \circ, so that it will work
         # correctly with any arbitrary font (assuming it has a degree sign),
         # whereas $5\circ$ will only work correctly with one of the supported
         # math fonts (Computer Modern and STIX).

lib/matplotlib/tests/test_backend_qt.py

@@ -512,7 +512,7 @@ def _test_enums_impl():
 
     _enum("QtGui.QImage.Format").Format_ARGB32_Premultiplied
     _enum("QtGui.QImage.Format").Format_ARGB32_Premultiplied
-    # SPECIAL_KEYS are Qt::Key that do *not* return their unicode name instead
+    # SPECIAL_KEYS are Qt::Key that do *not* return their Unicode name instead
     # they have manually specified names.
     SPECIAL_KEYS = {
         _to_int(getattr(_enum("QtCore.Qt.Key"), k)): v

lib/matplotlib/tests/test_ticker.py

@@ -1183,7 +1183,7 @@ def test_params(self, unicode_minus, input, expected):
             assert _formatter(input) == _exp_output
 
         # Test several non default separators: no separator, a narrow
-        # no-break space (unicode character) and an extravagant string.
+        # no-break space (Unicode character) and an extravagant string.
         for _sep in ("", "\N{NARROW NO-BREAK SPACE}", "@_@"):
             # Case 2: unit=UNIT and sep=_sep.
             # Replace the default space separator from the reference case

lib/matplotlib/texmanager.py

@@ -79,7 +79,7 @@ class TexManager:
         'avant garde': ('pag', r'\usepackage{avant}'),
         'courier': ('pcr', r'\usepackage{courier}'),
         # Loading the type1ec package ensures that cm-super is installed, which
-        # is necessary for unicode computer modern.  (It also allows the use of
+        # is necessary for Unicode computer modern.  (It also allows the use of
         # computer modern at arbitrary sizes, but that's just a side effect.)
         'monospace': ('cmtt', r'\usepackage{type1ec}'),
         'computer modern roman': ('cmr', r'\usepackage{type1ec}'),

lib/matplotlib/textpath.py

@@ -292,7 +292,7 @@ def _get_ps_font_and_encoding(texname):
             # If psfonts.map specifies an encoding, use it: it gives us a
             # mapping of glyph indices to Adobe glyph names; use it to convert
             # dvi indices to glyph names and use the FreeType-synthesized
-            # unicode charmap to convert glyph names to glyph indices (with
+            # Unicode charmap to convert glyph names to glyph indices (with
             # FT_Get_Name_Index/get_name_index), and load the glyph using
             # FT_Load_Glyph/load_glyph.  (That charmap has a coverage at least
             # as good as, and possibly better than, the native charmaps.)

lib/matplotlib/ticker.py

@@ -254,7 +254,7 @@ def set_locs(self, locs):
     def fix_minus(s):
         """
         Some classes may want to replace a hyphen for minus with the proper
-        unicode symbol (U+2212) for typographical correctness.  This is a
+        Unicode symbol (U+2212) for typographical correctness.  This is a
         helper method to perform such a replacement when it is enabled via
         :rc:`axes.unicode_minus`.
         """
@@ -344,9 +344,9 @@ class FormatStrFormatter(Formatter):
     The format string should have a single variable format (%) in it.
     It will be applied to the value (not the position) of the tick.
 
-    Negative numeric values will use a dash not a unicode minus,
-    use mathtext to get a unicode minus by wrappping the format specifier
-    with $ (e.g. "$%g$").
+    Negative numeric values will use a dash, not a Unicode minus; use mathtext
+    to get a Unicode minus by wrappping the format specifier with $ (e.g.
+    "$%g$").
     """
     def __init__(self, fmt):
         self.fmt = fmt
@@ -542,7 +542,7 @@ def set_useLocale(self, val):
 
     def _format_maybe_minus_and_locale(self, fmt, arg):
         """
-        Format *arg* with *fmt*, applying unicode minus and locale if desired.
+        Format *arg* with *fmt*, applying Unicode minus and locale if desired.
         """
         return self.fix_minus(locale.format_string(fmt, (arg,), True)
                               if self._useLocale else fmt % arg)

tools/create_DejaVuDisplay.sh

@@ -2,10 +2,10 @@
 
 # Subsetting DejaVu fonts to create a display-math-only font
 
-# The DejaVu fonts include math display variants outside of the unicode range,
+# The DejaVu fonts include math display variants outside of the Unicode range,
 # and it is currently hard to access them from matploltib. The subset.py script
 # in `tools` has been modified to move the math display variants found in DejaVu
-# fonts into a new TTF font with these variants in the unicode range.
+# fonts into a new TTF font with these variants in the Unicode range.
 
 # This bash script calls the subset.py scripts with the appropriate options to
 # generate the new font files `DejaVuSansDisplay.ttf` and

tools/gh_api.py

@@ -216,7 +216,7 @@ def encode_multipart_formdata(fields, boundary=None):
         bytes. If the value is a tuple of two elements, then the first element
         is treated as the filename of the form-data section.
 
-        Field names and filenames must be unicode.
+        Field names and filenames must be str.
 
     :param boundary:
         If not specified, then a random boundary will be generated using

tools/subset.py

@@ -128,7 +128,7 @@ def subset_font_raw(font_in, font_out, unicodes, opts):
         print("Clear()", file=pe)
 
     if '--move-display' in opts:
-        print("Moving display glyphs into unicode ranges...")
+        print("Moving display glyphs into Unicode ranges...")
         font.familyname += " Display"
         font.fullname += " Display"
         font.fontname += "Display"

tutorials/text/README.txt

@@ -6,5 +6,5 @@ Text
 matplotlib has extensive text support, including support for
 mathematical expressions, truetype support for raster and
 vector outputs, newline separated text with arbitrary
-rotations, and unicode support. These tutorials cover
+rotations, and Unicode support. These tutorials cover
 the basics of working with text in Matplotlib.

tutorials/text/text_intro.py

@@ -8,7 +8,7 @@
 Matplotlib has extensive text support, including support for
 mathematical expressions, truetype support for raster and
 vector outputs, newline separated text with arbitrary
-rotations, and unicode support.
+rotations, and Unicode support.
 
 Because it embeds fonts directly in output documents, e.g., for postscript
 or PDF, what you see on the screen is what you get in the hardcopy.
@@ -87,7 +87,7 @@
 
 ax.text(2, 6, r'an equation: $E=mc^2$', fontsize=15)
 
-ax.text(3, 2, 'unicode: Institut für Festkörperphysik')
+ax.text(3, 2, 'Unicode: Institut für Festkörperphysik')
 
 ax.text(0.95, 0.01, 'colored text in axes coords',
         verticalalignment='bottom', horizontalalignment='right',