/// <summary>
/// Returns a sequence of all keywords usable in an expression in a
/// particular version of Python.
/// </summary>
public static IEnumerable<string> Expression(PythonLanguageVersion version = PythonLanguageVersion.None) {
yield return "and";
yield return "as";
if (version.IsNone() || version >= PythonLanguageVersion.V35) {
yield return "await";
}
yield return "else";
if (version.IsNone() || version.Is3x()) {
yield return "False";
}
yield return "for";
if (version.IsNone() || version >= PythonLanguageVersion.V33) {
yield return "from";
}
yield return "if";
yield return "in";
yield return "is";
yield return "lambda";
yield return "None";
yield return "not";
yield return "or";
if (version.IsNone() || version.Is3x()) {
yield return "True";
}
yield return "yield";
}
/// <summary>
/// Returns a sequence of all keywords that are invalid outside of
/// function definitions in a particular version of Python.
/// </summary>
public static IEnumerable <string> InvalidOutsideFunction(PythonLanguageVersion version = PythonLanguageVersion.None)
{
if (version.IsNone() || version >= PythonLanguageVersion.V35)
{
yield return("await");
}
yield return("return");
if (version.IsNone() || version >= PythonLanguageVersion.V25)
{
yield return("yield");
}
}
/// <summary>
/// Returns a sequence of all keywords usable in an expression in a
/// particular version of Python.
/// </summary>
public static IEnumerable <string> Expression(PythonLanguageVersion version = PythonLanguageVersion.None)
{
yield return("and");
yield return("as");
if (version.IsNone() || version >= PythonLanguageVersion.V35)
{
yield return("await");
}
yield return("else");
if (version.IsNone() || version.Is3x())
{
yield return("False");
}
yield return("for");
if (version.IsNone() || version >= PythonLanguageVersion.V33)
{
yield return("from");
}
yield return("if");
yield return("in");
yield return("is");
yield return("lambda");
yield return("None");
yield return("not");
yield return("or");
if (version.IsNone() || version.Is3x())
{
yield return("True");
}
yield return("yield");
}
/// <summary>
/// Returns a sequence of all keywords usable in an expression in a
/// particular version of Python.
/// </summary>
public static IEnumerable <string> Expression(PythonLanguageVersion version = PythonLanguageVersion.None)
{
yield return("and");
yield return("as");
if (version.IsNone() || version >= PythonLanguageVersion.V35)
{
yield return("await");
}
yield return("else");
yield return("False"); // Not technically a keyword in Python 2.x, but may as well be
yield return("for");
if (version.IsNone() || version >= PythonLanguageVersion.V33)
{
yield return("from");
}
yield return("if");
yield return("in");
yield return("is");
yield return("lambda");
yield return("None");
yield return("not");
yield return("or");
yield return("True"); // Not technically a keyword in Python 2.x, but may as well be
yield return("yield");
}
public static string GetTypeName(this BuiltinTypeId id, PythonLanguageVersion languageVersion) => id.GetTypeName(languageVersion.IsNone() || languageVersion.Is3x());
/// <summary>
/// Returns sequence of all keywords usable as a statement in a
/// particular version of Python.
/// </summary>
public static IEnumerable <string> Statement(PythonLanguageVersion version = PythonLanguageVersion.None)
{
yield return("assert");
if (version.IsNone() || version >= PythonLanguageVersion.V35)
{
yield return("async");
yield return("await");
}
yield return("break");
yield return("continue");
yield return("class");
yield return("def");
yield return("del");
if (version.IsNone() || version.Is2x())
{
yield return("exec");
}
yield return("if");
yield return("elif");
yield return("except");
yield return("finally");
yield return("for");
yield return("from");
yield return("global");
yield return("import");
if (version.IsNone() || version.Is3x())
{
yield return("nonlocal");
}
yield return("pass");
if (version.IsNone() || version.Is2x())
{
yield return("print");
}
yield return("raise");
yield return("return");
yield return("try");
yield return("while");
yield return("with");
yield return("yield");
}
public static string GetModuleName(this BuiltinTypeId id, PythonLanguageVersion languageVersion)
{
return(id.GetModuleName(languageVersion.IsNone() || languageVersion.Is3x()));
}
/// <summary>
/// Returns a sequence of all keywords that are invalid outside of
/// function definitions in a particular version of Python.
/// </summary>
public static IEnumerable<string> InvalidOutsideFunction(
PythonLanguageVersion version = PythonLanguageVersion.None
) {
if (version.IsNone() || version >= PythonLanguageVersion.V35) {
yield return "await";
}
yield return "return";
if (version.IsNone() || version >= PythonLanguageVersion.V25) {
yield return "yield";
}
}
/// <summary>
/// Retuns a sequence of all keywords usable as a statement in a
/// particular version of Python.
/// </summary>
public static IEnumerable<string> Statement(PythonLanguageVersion version = PythonLanguageVersion.None) {
yield return "assert";
if (version.IsNone() || version >= PythonLanguageVersion.V35) {
yield return "async";
yield return "await";
}
yield return "break";
yield return "continue";
yield return "class";
yield return "def";
yield return "del";
if (version.IsNone() || version.Is2x()) {
yield return "exec";
}
yield return "if";
yield return "elif";
yield return "except";
yield return "finally";
yield return "for";
yield return "from";
yield return "global";
yield return "import";
if (version.IsNone() || version.Is3x()) {
yield return "nonlocal";
}
yield return "pass";
if (version.IsNone() || version.Is2x()) {
yield return "print";
}
yield return "raise";
yield return "return";
yield return "try";
yield return "while";
yield return "with";
yield return "yield";
}
