\u4e0b\u9762\u7684\u4ee3\u7801\u53ef\u4ee5\u81ea\u52a8\u8865\u5168\u6570\u5b66\u73af\u5883\u4e0e\u7b26\u53f7.<\/p>\n
# complete function\nglobal !p\ndef complete(t, opts):\n if t:\n opts = [ m[len(t):] for m in opts if m.startswith(t) ]\n if len(opts) == 1:\n return opts[0]\n if len(opts) == 0:\n return ''\n return \"(\" + '|'.join(opts) + ')'\n# the translation function\ndef alphabeta_map(latin):\n alphabeta={\n 'a' : '\\\\alpha',\n 'b' : '\\\\beta',\n 'c' : '\\\\gamma',\n 'd' : '\\\\delta',\n 'e' : '\\\\epsilon',\n 'f' : '\\\\phi',\n 'g' : '\\\\gamma',\n 'h' : '\\\\eta',\n 'i' : '\\\\iota',\n 'k' : '\\\\kappa',\n 'l' : '\\\\lambda',\n 'm' : '\\\\mu',\n 'n' : '\\\\nu',\n 'p' : '\\\\pi',\n 'q' : '\\\\theta',\n 'r' : '\\\\rho',\n 's' : '\\\\sigma',\n 't' : '\\\\tau',\n 'u' : '\\\\upsilon',\n 'w' : '\\\\omega',\n 'x' : '\\\\xi',\n 'y' : '\\\\psi',\n 'z' : '\\\\zeta',\n 'A' : '\\\\forall',\n 'E' : '\\\\exists',\n 'D' : '\\\\Delta',\n 'F' : '\\\\Phi',\n 'G' : '\\\\Gamma',\n 'L' : '\\\\Lambda',\n 'N' : '\\\\nabla',\n 'P' : '\\\\Pi',\n 'Q' : '\\\\Theta',\n 'S' : '\\\\Sigma',\n 'U' : '\\\\Upsiln',\n 'W' : '\\\\Omega',\n 'X' : '\\\\Xi',\n 'Y' : '\\\\Psi',\n 've': '\\\\varepsilon',\n 'vf': '\\\\varphi',\n 'vk': '\\\\varkappa',\n 'vq': '\\\\vartheta',\n 'vr': '\\\\varrho',\n '~' : '\\\\tilde',\n '^' : '\\\\wedge',\n '|' : '\\\\perp',\n '-' : '\\\\top',\n 'o' : '\\\\circ',\n 'O' : '\\\\otimes',\n '2' : '\\\\sqrt',\n '6' : '\\\\partial',\n '8' : '\\\\infty',\n '0' : '\\\\emptyset',\n '\\\\': '\\\\setminus',\n '=' : '\\\\equiv',\n '.' : '\\\\cdot',\n '*' : '\\\\times',\n '<' : '\\\\langle',\n '>' : '\\\\rangle',\n '[' : '\\\\subseteq',\n ']' : '\\\\supseteq',\n '(' : '\\\\subset',\n ')' : '\\\\supset',\n 'jj': '\\\\downarrow',\n 'jJ': '\\\\Downarrow',\n 'jk': '\\\\uparrow',\n 'jK': '\\\\Uparrow',\n 'jh': '\\\\leftarrow',\n 'jH': '\\\\Leftarrow',\n 'jl': '\\\\rightarrow',\n 'jL': '\\\\Rightarrow'\n }\n return alphabeta[latin]\n\nendglobal\n\n#redefine begin environment\nsnippet \"b(egin)?\" \"begin{} \/ end{}\" br\n\\begin{${1}`!p\nbenv =complete( t[1], ['equation', 'align*', 'split', 'multline*', 'cases', 'proof', 'frame', 'thm', 'lem', 'cor', 'prop', 'defn', 'rmk', 'claim'] )\nif (t[1]+benv) == 'equation':\n labstr = 'eq'\nelse:\n labstr = t[1]+benv\nsnip.rv =benv`}`!p\nif (t[1]+benv) in ('thm', 'lem', 'cor', 'prop', 'defn', 'equation'): \n labstrb = '\\label{' + labstr +':'\n labstre = '}'\nelif t[1]+benv == 'frame':\n labstrb = '{'\n labstre = '}'\nelse:\n labstrb = ''\n labstre = ''`${2:${VISUAL}`!p\nsnip.rv = labstrb`$3`!p snip.rv = labstre`}\n ${0:${VISUAL}}\n\\end{$1`!p snip.rv=benv`}\nendsnippet\n\n\nsnippet \"\\\\la(bel)?\" \"\\label{}\" rA\n\\label{$1`!p snip.rv=complete(t[1], ['eq:', 'thm:', 'lem:', 'cor:', 'prop:', 'item:'])`$2}\nendsnippet\n\nsnippet \"`([a-zA-Z^|\\-0268\\\\=.*<>\\[\\]()~]+)\" \"Greeks\" rA\n`!p m= match.group(1)\nsnip.rv = alphabeta_map(m)`\nendsnippet\n\n<\/pre>\n","protected":false},"excerpt":{"rendered":"\u4e0b\u9762\u7684\u4ee3\u7801\u53ef\u4ee5\u81ea\u52a8\u8865\u5168\u6570\u5b66\u73af\u5883\u4e0e\u7b26\u53f7. # complete function …<\/p>\n