From ba4129933cdb6d91e695b2de900b8753652ec385 Mon Sep 17 00:00:00 2001 From: 简律纯 Date: Wed, 27 Sep 2023 17:31:16 +0800 Subject: feat(pyproject): 优化python包管理结构 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- psi/__init__.py | 26 --------- psi/exception.py | 0 psi/execution.py | 17 ------ psi/interpreter.py | 26 --------- psi/lexer.py | 153 ----------------------------------------------------- psi/mathmatics.py | 0 psi/parsers.py | 65 ----------------------- psi/type.py | 0 8 files changed, 287 deletions(-) delete mode 100644 psi/__init__.py delete mode 100644 psi/exception.py delete mode 100644 psi/execution.py delete mode 100644 psi/interpreter.py delete mode 100644 psi/lexer.py delete mode 100644 psi/mathmatics.py delete mode 100644 psi/parsers.py delete mode 100644 psi/type.py (limited to 'psi') diff --git a/psi/__init__.py b/psi/__init__.py deleted file mode 100644 index 0c9f577..0000000 --- a/psi/__init__.py +++ /dev/null @@ -1,26 +0,0 @@ -"""Psi -@TODO 词法分析器 -@BODY 似乎要写的还蛮多的，所以先写几个TODO List -""" - -__all__ = ['Psi'] - -from psi.execution import Execution - -class Psi: - def __init__(self, input): - self.input = input - self.execution = Execution(input) - self.result = None - - def execute(self): - self.result = self.execution.execute() - return self.result - - def get_result(self): - return self.result - - def set_input(self, input): - self.input = input - self.execution = Execution(input) - self.result = None diff --git a/psi/exception.py b/psi/exception.py deleted file mode 100644 index e69de29..0000000 diff --git a/psi/execution.py b/psi/execution.py deleted file mode 100644 index 052f7ab..0000000 --- a/psi/execution.py +++ /dev/null @@ -1,17 +0,0 @@ -from psi.parsers import Parser -from psi.interpreter import Interpreter - -__all__ = ['Execution'] - -class Execution: - def __init__(self, input): - self.input = input - - def execute(self): - parser = Parser(self.input) - ast = parser.parse() - - interpreter = Interpreter(ast) - result = interpreter.interpret() - - return result diff --git a/psi/interpreter.py b/psi/interpreter.py deleted file mode 100644 index f98a777..0000000 --- a/psi/interpreter.py +++ /dev/null @@ -1,26 +0,0 @@ -from psi.lexer import Token - - -__all__ = ['Interpreter'] - -class Interpreter: - def __init__(self, ast): - self.ast = ast - - def interpret(self): - return self.interpret_expr(self.ast) - - def interpret_expr(self, node): - if isinstance(node, Token): - return node.value - elif isinstance(node, list): - for expr in node: - result = self.interpret_expr(expr) - if result is not None: - return result - - def interpret_condition(self, node): - variable = self.interpret_expr(node[0]) - value = self.interpret_expr(node[2]) - - return variable == value diff --git a/psi/lexer.py b/psi/lexer.py deleted file mode 100644 index 2fce0eb..0000000 --- a/psi/lexer.py +++ /dev/null @@ -1,153 +0,0 @@ -""" -Token and Lexer Documentation -============================= - -This module provides the `Token` and `Lexer` classes for tokenizing input strings. - -Token Class ------------ - -The `Token` class represents a token with a type, value, and position in the input string. It is a subclass of the built-in `dict` class. - -Attributes: -- `type` (str): The type of the token. -- `value` (str or int): The value of the token. -- `position` (int): The position of the token in the input string. - -Methods: -- `__getattr__(self, name)`: Retrieves the value of an attribute by name. Raises an `AttributeError` if the attribute does not exist. - -Lexer Class ------------ - -The `Lexer` class tokenizes an input string using a set of rules. - -Attributes: -- `input` (str): The input string to tokenize. -- `position` (int): The current position in the input string. -- `tokens` (list): The list of tokens generated by the lexer. - -Methods: -- `get_next_token(self)`: Retrieves the next token from the input string. -- `__iter__(self)`: Returns an iterator over the tokens. -- `__getitem__(self, index)`: Retrieves a token by index. -- `__len__(self)`: Returns the number of tokens. - -Usage Example -------------- - -```python -lexer = Lexer(''' -@newMessage: { - ? message == 1: reply: hi - ! reply: no -} -''') - -token = lexer.get_next_token() -while token['type'] != 'EOF': - print(f'Type: {token["type"]}, Value: {token["value"]}, Position: {token["position"]}') - token = lexer.get_next_token() - -print("\nAll tokens:") -print([t['type'] for t in lexer]) -""" - -__all__ = ['Token', 'Lexer'] - -class Token(dict): - def __init__(self, type, value, position): - super().__init__(type=type, value=value, position=position) - - def __getattr__(self, name): - try: - return self[name] - except KeyError: - raise AttributeError(f"'Token' object has no attribute '{name}'") - -class Lexer: - def __init__(self, input): - self.input = input - self.position = 0 - self.tokens = [] - - def get_next_token(self): - while self.position < len(self.input): - current_char = self.input[self.position] - - if current_char.isspace(): - self.position += 1 - continue - - if current_char == '#': - self.position += 1 - while (self.position < len(self.input) and - self.input[self.position] != '\n'): - self.position += 1 - continue - - if current_char == '/' and self.position + 1 < len(self.input) and self.input[self.position + 1] == '*': - self.position += 2 - while (self.position < len(self.input) - 1 and - (self.input[self.position] != '*' or self.input[self.position + 1] != '/')): - self.position += 1 - if self.position < len(self.input) - 1: - self.position += 2 - continue - - if current_char.isalpha(): - start_position = self.position - while (self.position < len(self.input) and - self.input[self.position].isalnum()): - self.position += 1 - token = Token('IDENTIFIER', self.input[start_position:self.position], start_position) - self.tokens.append(token) - return token - - if current_char.isdigit(): - start_position = self.position - while (self.position < len(self.input) and - self.input[self.position].isdigit()): - self.position += 1 - token = Token('INTEGER', int(self.input[start_position:self.position]), start_position) - self.tokens.append(token) - return token - - if current_char in {'<', '>', '=', '!', '&', '|', '@'}: - if (self.position + 1 < len(self.input) and - self.input[self.position + 1] in {'=', '&', '|'}): - token = Token('OPERATOR', current_char + self.input[self.position + 1], self.position) - self.position += 2 - else: - token = Token('OPERATOR', current_char, self.position) - self.position += 1 - self.tokens.append(token) - return token - - if current_char in {'{', '}', '(', ')', '[', ']', ';', ',', '.', ':'}: - token = Token('SEPARATOR', current_char, self.position) - self.position += 1 - self.tokens.append(token) - return token - - if current_char in {'?', '!', '|'}: - token = Token('CONTROL', current_char, self.position) - self.position += 1 - self.tokens.append(token) - return token - - self.position += 1 - raise Exception(f'Unknown character: {current_char}') - - token = Token('EOF', None, self.position) - self.tokens.append(token) - return token - - def __iter__(self): - return iter(self.tokens) - - def __getitem__(self, index): - return self.tokens[index] - - def __len__(self): - return len(self.tokens) \ No newline at end of file diff --git a/psi/mathmatics.py b/psi/mathmatics.py deleted file mode 100644 index e69de29..0000000 diff --git a/psi/parsers.py b/psi/parsers.py deleted file mode 100644 index db3e52c..0000000 --- a/psi/parsers.py +++ /dev/null @@ -1,65 +0,0 @@ -from psi.lexer import Lexer, Token - - -__all__ = ['Parser'] - -class Parser: - def __init__(self, input): - self.lexer = Lexer(input) - self.tokens = iter(self.lexer) - self.current_token = next(self.tokens) - - def parse(self): - return self.parse_expr() - - def parse_expr(self): - token = self.current_token - if token.value == '?': - self.eat('?') - - condition = self.parse_condition() - - self.eat(':') - - if condition: - result = self.parse_reply() - else: - result = None - - return result - - def parse_condition(self): - variable = self.parse_variable() - self.eat('==') - value = self.parse_value() - - return variable == value - - def parse_variable(self): - token = self.current_token - self.eat('IDENTIFIER') - return token.value - - def parse_value(self): - token = self.current_token - if token.type == 'INTEGER': - self.eat('INTEGER') - return token.value - else: - raise Exception(f'Invalid value: {token.value}') - - def parse_reply(self): - self.eat('reply') - self.eat(':') - - token = self.current_token - if token.type != 'SEPARATOR': - raise Exception(f'Invalid reply: {token.value}') - - return token.value - - def eat(self, expected_type): - if self.current_token.type == expected_type: - self.current_token = next(self.tokens) - else: - raise Exception(f'Unexpected token: {self.current_token.value}') diff --git a/psi/type.py b/psi/type.py deleted file mode 100644 index e69de29..0000000 -- cgit v1.2.3-70-g09d2