zoukankan      html  css  js  c++  java
  • Unity 捕获IronPython脚本错误

    版权声明:本文为博主原创文章。未经博主同意不得转载。 https://blog.csdn.net/akof1314/article/details/36048747

    捕获的方法摘自《IronPython in Action》一书,代码例如以下:

    1
    2
    3
    4
    5
    6
    7
    8
    9
    10
    11
    12
    13
    14
    15
    16
    17
    18
    19
    20
    21
    22
    23
    24
    25
    26
    27
    28
    29
    30
    31
    32
    33
    34
    35
    36
    37
    38
    39
    40
    41
    42
    43
    44
    45
    46
    47
    48
    49
    50
    51
    52
    53
    54
    55
    56
    57
    58
    59
    60
    61
    62
    63
    64
    65
    66
    67
    68
    69
    70
    71
    72
    73
    74
    75
    76
    77
    78
    79
    80
    81
    82
    83
    84
    85
    86
    87
    88
    89
    90
    91
    92
    93
    94
    95
    96
    97
    98
    99
    100
    101
    102
    103
    104
    105
    106
    107
    108
    109
    110
    111
    112
    113
    114
    115
    116
    117
    118
    119
    120
    121
    122
    123
    124
    125
    126
    127
    128
    129
    130
    131
    132
    133
    134
    135
    136
    137
    138
    139
    140
    141
    142
    143
    144
    145
    using System;
    using System.Collections.Generic;
    using System.IO;
    using System.Reflection;
    using System.Text;
    using System.Windows.Forms;

    using IronPython.Hosting;
    using IronPython.Runtime;
    using IronPython.Runtime.Exceptions;
    using Microsoft.Scripting;
    using Microsoft.Scripting.Runtime;
    using Microsoft.Scripting.Hosting;

    using Plugins;


    namespace EmbeddingPlugin
    {
        internal class PythonStream: MemoryStream
        {
            TextBox _output;
            public PythonStream(TextBox textbox)
            {
                _output = textbox;
            }

            public override void Write(byte[] buffer, int offset, int count)
            {
                _output.AppendText(Encoding.UTF8.GetString(buffer, offset, count));
            }
        }

        internal class Engine
        {
            ScriptEngine _engine;
            ScriptRuntime _runtime;
            TextBox _box;

            public List<PluginBase> Plugins
            {
                get { return PluginStore.Plugins; }
            }


            public Engine(TextBox textbox)
            {
                _engine = Python.CreateEngine();
                _runtime = _engine.Runtime;
                _box = textbox;

                SetStreams();
                string rootDir = AddAssemblies();
                LoadPlugins(rootDir);
            }

            public void SetStreams()
            {
                PythonStream stream = new PythonStream(_box);
                _runtime.IO.SetOutput(stream, Encoding.UTF8);
                _runtime.IO.SetErrorOutput(stream, Encoding.UTF8);
            }

            public string AddAssemblies()
            {
                Assembly mainAssembly = Assembly.GetExecutingAssembly();

                string rootDir = Directory.GetParent(mainAssembly.Location).FullName;
                string pluginsPath = Path.Combine(rootDir, "Plugins.dll");

                Assembly pluginsAssembly = Assembly.LoadFile(pluginsPath);

                _runtime.LoadAssembly(mainAssembly);
                _runtime.LoadAssembly(pluginsAssembly);
                _runtime.LoadAssembly(typeof(String).Assembly);
                _runtime.LoadAssembly(typeof(Uri).Assembly);

                return rootDir;
            }

            public void LoadPlugins(string rootDir)
            {
                string pluginsDir = Path.Combine(rootDir, "plugins");
                foreach (string path in Directory.GetFiles(pluginsDir))
                {
                    if (path.ToLower().EndsWith(".py"))
                    {
                        CreatePlugin(path);
                    }
                }
            }

            public void CreatePlugin(string path)
            {
                try
                {
                    ScriptSource script = _engine.CreateScriptSourceFromFile(path);
                    CompiledCode code = script.Compile();
                    ScriptScope scope = _engine.CreateScope();
                    script.Execute(scope);
                }
                catch (SyntaxErrorException e)
                {
                    string msg = "Syntax error in "{0}"";
                    ShowError(msg, Path.GetFileName(path), e);
                }
                catch (SystemExitException e)
                {
                    string msg = "SystemExit in "{0}"";
                    ShowError(msg, Path.GetFileName(path), e);
                }

                catch (Exception e)
                {
                    string msg = "Error loading plugin "{0}"";
                    ShowError(msg, Path.GetFileName(path), e);
                }
            }

            public void ShowError(string title, string name, Exception e)
            {
                string caption = String.Format(title, name);
                ExceptionOperations eo = _engine.GetService<ExceptionOperations>();
                string error = eo.FormatException(e);
                MessageBox.Show(error, caption, MessageBoxButtons.OK, MessageBoxIcon.Error);

            }

            public void ExecutePluginAtIndex(int index)
            {
                PluginBase plugin = Plugins[index];

                try
                {
                    plugin.Execute(_box);
                }
                catch (Exception e)
                {
                    string msg = "Error executing plugin "{0}"";
                    ShowError(msg, plugin.Name, e);
                }
            }
        }
    }

    结果如:

    移植到Unity中。则仅仅取关键性代码就可以。

  • 相关阅读:
    maven中net.sf.json报错的解决方法(转载)
    [PY3]——环境配置(1)——pyenv | pip | ipython | jupyter(含安装pyenv环境shell脚本)
    [LNMP]——LNMP环境配置
    Tomcat
    Amoeba+Mysql 实现读写分离
    LVS+keepalived DR模式配置高可用负载均衡集群
    [Mysql高可用]——双主互备+keepalived
    Mysql 日志管理
    Mysql基本操作总结
    [Mysql]——通过例子理解事务的4种隔离级别
  • 原文地址:https://www.cnblogs.com/mqxnongmin/p/10960862.html
Copyright © 2011-2022 走看看