# Constants

SSID_CHARACTERS = (
    '\u00a4',  # ¤ Currency Sign
    '\u00a6',  # ¦ Broken Bar
    '\u007c',  # | Vertical Bar
    '\u00a8',  # ¨ Diaeresis (Umlaut)
    '\u00ab',  # « Left-pointing double angle quotation
    '\u00ac',  # ¬ Not Sign
    '\u00af',  # ¯ Macron
    '\u00b7',  # · Middle dot
    '\u00ba',  # º Masculine ordinal indicator
    '\u00bb',  # » Right-pointing double angle quotation
    '\u018e',  # Ǝ Latin reversed E
    '\u01c0',  # ǀ Dental Click symbol
    '\u01c1',  # ǁ Lateral Click symbol
    '\u01c2',  # ǂ Alveolar Click symbol
    '\u2015',  # ― Horizontal Bar
    '\u2017',  # ‗ Double Low Line
    '\u2200',  # ∀
    '\u2230',  # ∰ Volume Integral
    '\u2282',  # ⊂ Subset
    '\u2283',  # ⊃ Superset
    '\u2284',  # ⊄ Not subset
    '\u2285',  # ⊅ Not superset
    '\u228f',  # ⊏ Square image of
    '\u2290',  # ⊐ Square original of
    '\u2293',  # ⊓ Square cap
    '\u2294',  # ⊔ Square cup
    '\u22a2',  # ⊢ Right Tack
    '\u22a3',  # ⊣ Left Tack
    '\u22a4',  # ⊤ Down Tack
    '\u22a5',  # ⊥ Up Tack
    '\u22a6',  # ⊦ Assertion
    '\u22a7',  # ⊧ Models
    '\u22a8',  # ⊨ True
    '\u22a9',  # ⊩ Forces
    '\u22b2',  # ⊲ Normal Subgroup
    '\u22b3',  # ⊳ Contains as Normal Subgroup
    '\u22bb',  # ⊻ xor
    '\u22bc',  # ⊼ nand
    '\u22bd',  # ⊽ nor
    '\u22bf',  # ⊿ Right Triangle
    '\u22c0',  # ⋀ N-ary Logical And
    '\u22c1',  # ⋁ N-ary Logical Or
    '\u22c8',  # ⋈ Bowtie
    '\u22c9',  # ⋉ Left Normal Factor Semidirect Product
    '\u22ca',  # ⋊ Right Normal Factor Semidirect Product
    '\u22cb',  # ⋋ Left Semidirect Product
    '\u22cc',  # ⋌ Right Semidirect Product
    '\u22d4',  # ⋕ Equal and Parallel To

)