我们从Python开源项目中，提取了以下23个代码示例，用于说明如何使用token.LSQB。
def __init__(self): self._dispatch = {} for value, name in symbol.sym_name.items(): if hasattr(self, name): self._dispatch[value] = getattr(self, name) self._dispatch[token.NEWLINE] = self.com_NEWLINE self._atom_dispatch = {token.LPAR: self.atom_lpar, token.LSQB: self.atom_lsqb, token.LBRACE: self.atom_lbrace, token.BACKQUOTE: self.atom_backquote, token.NUMBER: self.atom_number, token.STRING: self.atom_string, token.NAME: self.atom_name, } self.encoding = None
def com_assign_trailer(self, primary, node, assigning): t = node[1][0] if t == token.DOT: return self.com_assign_attr(primary, node[2], assigning) if t == token.LSQB: return self.com_subscriptlist(primary, node[2], assigning) if t == token.LPAR: raise SyntaxError, "can't assign to function call" raise SyntaxError, "unknown trailer type: %s" % t
def com_apply_trailer(self, primaryNode, nodelist): t = nodelist[1][0] if t == token.LPAR: return self.com_call_function(primaryNode, nodelist[2]) if t == token.DOT: return self.com_select_member(primaryNode, nodelist[2]) if t == token.LSQB: return self.com_subscriptlist(primaryNode, nodelist[2], OP_APPLY) raise SyntaxError, 'unknown node type: %s' % t
def com_assign(self, node, assigning): # return a node suitable for use as an "lvalue" # loop to avoid trivial recursion while 1: t = node[0] if t in (symbol.exprlist, symbol.testlist, symbol.testlist_safe, symbol.testlist_comp): if len(node) > 2: return self.com_assign_tuple(node, assigning) node = node[1] elif t in _assign_types: if len(node) > 2: raise SyntaxError, "can't assign to operator" node = node[1] elif t == symbol.power: if node[1][0] != symbol.atom: raise SyntaxError, "can't assign to operator" if len(node) > 2: primary = self.com_node(node[1]) for i in range(2, len(node)-1): ch = node[i] if ch[0] == token.DOUBLESTAR: raise SyntaxError, "can't assign to operator" primary = self.com_apply_trailer(primary, ch) return self.com_assign_trailer(primary, node[-1], assigning) node = node[1] elif t == symbol.atom: t = node[1][0] if t == token.LPAR: node = node[2] if node[0] == token.RPAR: raise SyntaxError, "can't assign to ()" elif t == token.LSQB: node = node[2] if node[0] == token.RSQB: raise SyntaxError, "can't assign to []" return self.com_assign_list(node, assigning) elif t == token.NAME: return self.com_assign_name(node[1], assigning) else: raise SyntaxError, "can't assign to literal" else: raise SyntaxError, "bad assignment (%s)" % t
def test_exact_type(self): self.assertExactTypeEqual('()', token.LPAR, token.RPAR) self.assertExactTypeEqual('[]', token.LSQB, token.RSQB) self.assertExactTypeEqual(':', token.COLON) self.assertExactTypeEqual(',', token.COMMA) self.assertExactTypeEqual(';', token.SEMI) self.assertExactTypeEqual('+', token.PLUS) self.assertExactTypeEqual('-', token.MINUS) self.assertExactTypeEqual('*', token.STAR) self.assertExactTypeEqual('/', token.SLASH) self.assertExactTypeEqual('|', token.VBAR) self.assertExactTypeEqual('&', token.AMPER) self.assertExactTypeEqual('<', token.LESS) self.assertExactTypeEqual('>', token.GREATER) self.assertExactTypeEqual('=', token.EQUAL) self.assertExactTypeEqual('.', token.DOT) self.assertExactTypeEqual('%', token.PERCENT) self.assertExactTypeEqual('{}', token.LBRACE, token.RBRACE) self.assertExactTypeEqual('==', token.EQEQUAL) self.assertExactTypeEqual('!=', token.NOTEQUAL) self.assertExactTypeEqual('<=', token.LESSEQUAL) self.assertExactTypeEqual('>=', token.GREATEREQUAL) self.assertExactTypeEqual('~', token.TILDE) self.assertExactTypeEqual('^', token.CIRCUMFLEX) self.assertExactTypeEqual('<<', token.LEFTSHIFT) self.assertExactTypeEqual('>>', token.RIGHTSHIFT) self.assertExactTypeEqual('**', token.DOUBLESTAR) self.assertExactTypeEqual('+=', token.PLUSEQUAL) self.assertExactTypeEqual('-=', token.MINEQUAL) self.assertExactTypeEqual('*=', token.STAREQUAL) self.assertExactTypeEqual('/=', token.SLASHEQUAL) self.assertExactTypeEqual('%=', token.PERCENTEQUAL) self.assertExactTypeEqual('&=', token.AMPEREQUAL) self.assertExactTypeEqual('|=', token.VBAREQUAL) self.assertExactTypeEqual('^=', token.CIRCUMFLEXEQUAL) self.assertExactTypeEqual('^=', token.CIRCUMFLEXEQUAL) self.assertExactTypeEqual('<<=', token.LEFTSHIFTEQUAL) self.assertExactTypeEqual('>>=', token.RIGHTSHIFTEQUAL) self.assertExactTypeEqual('**=', token.DOUBLESTAREQUAL) self.assertExactTypeEqual('//', token.DOUBLESLASH) self.assertExactTypeEqual('//=', token.DOUBLESLASHEQUAL) self.assertExactTypeEqual('@', token.AT) self.assertExactTypeEqual('a**2+b**2==c**2', NAME, token.DOUBLESTAR, NUMBER, token.PLUS, NAME, token.DOUBLESTAR, NUMBER, token.EQEQUAL, NAME, token.DOUBLESTAR, NUMBER) self.assertExactTypeEqual('{1, 2, 3}', token.LBRACE, token.NUMBER, token.COMMA, token.NUMBER, token.COMMA, token.NUMBER, token.RBRACE) self.assertExactTypeEqual('^(x & 0x1)', token.CIRCUMFLEX, token.LPAR, token.NAME, token.AMPER, token.NUMBER, token.RPAR)
