- 26 Jan, 2001 2 commits
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Tim Peters authored
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Tim Peters authored
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- 25 Jan, 2001 32 commits
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Fred Drake authored
that PYTHON_API_VERSION be incremented.
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Guido van Rossum authored
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Jeremy Hylton authored
arguments, which were based on an interim development API.
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Tim Peters authored
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Tim Peters authored
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Jeremy Hylton authored
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Jeremy Hylton authored
test_new: new.code() noew takes two more arguments test_grammer: Add a bunch of test cases for lambda (not really PEP 227 related)
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Jeremy Hylton authored
New tests cases for nested scopes.
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Jeremy Hylton authored
prevent binding for str from masking use of builtin str in nested function. (This is the only case I found in the standard library where a local shadows a global or builtin. There may be others, but the regression test doesn't catch them.)
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Jeremy Hylton authored
Track changes to new opcodes. Add hasfree list that applies to all ops that use the closure.
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Jeremy Hylton authored
Track changes to PyFrame_New() and PyFuntion_New().
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Neil Schemenauer authored
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Jeremy Hylton authored
The majority of the changes are in the compiler. The mainloop changes primarily to implement the new opcodes and to pass a function's closure to eval_code2(). Frames and functions got new slots to hold the closure. Include/compile.h Add co_freevars and co_cellvars slots to code objects. Update PyCode_New() to take freevars and cellvars as arguments Include/funcobject.h Add func_closure slot to function objects. Add GetClosure()/SetClosure() functions (and corresponding macros) for getting at the closure. Include/frameobject.h PyFrame_New() now takes a closure. Include/opcode.h Add four new opcodes: MAKE_CLOSURE, LOAD_CLOSURE, LOAD_DEREF, STORE_DEREF. Remove comment about old requirement for opcodes to fit in 7 bits. compile.c Implement changes to code objects for co_freevars and co_cellvars. Modify symbol table to use st_cur_name (string object for the name of the current scope) and st_cur_children (list of nested blocks). Also define st_nested, which might more properly be called st_cur_nested. Add several DEF_XXX flags to track def-use information for free variables. New or modified functions of note: com_make_closure(struct compiling *, PyCodeObject *) Emit LOAD_CLOSURE opcodes as needed to pass cells for free variables into nested scope. com_addop_varname(struct compiling *, int, char *) Emits opcodes for LOAD_DEREF and STORE_DEREF. get_ref_type(struct compiling *, char *name) Return NAME_CLOSURE if ref type is FREE or CELL symtable_load_symbols(struct compiling *) Decides what variables are cell or free based on def-use info. Can now raise SyntaxError if nested scopes are mixed with exec or from blah import *. make_scope_info(PyObject *, PyObject *, int, int) Helper functions for symtable scope stack. symtable_update_free_vars(struct symtable *) After a code block has been analyzed, it must check each of its children for free variables that are not defined in the block. If a variable is free in a child and not defined in the parent, then it is defined by block the enclosing the current one or it is a global. This does the right logic. symtable_add_use() is now a macro for symtable_add_def() symtable_assign(struct symtable *, node *) Use goto instead of for (;;) Fixed bug in symtable where name of keyword argument in function call was treated as assignment in the scope of the call site. Ex: def f(): g(a=2) # a was considered a local of f ceval.c eval_code2() now take one more argument, a closure. Implement LOAD_CLOSURE, LOAD_DEREF, STORE_DEREF, MAKE_CLOSURE> Also: When name error occurs for global variable, report that the name was global in the error mesage. Objects/frameobject.c Initialize f_closure to be a tuple containing space for cellvars and freevars. f_closure is NULL if neither are present. Objects/funcobject.c Add support for func_closure. Python/import.c Change the magic number. Python/marshal.c Track changes to code objects.
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Jeremy Hylton authored
A cell contains a reference to a single PyObject. It could be implemented as a mutable, one-element sequence, but the separate type has less overhead.
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Jack Jansen authored
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Fred Drake authored
many reasonable requests to keep them around. Bump version number.
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Fred Drake authored
in the docs to indicate the next version before we decided on 1.6. Adjusted winsound.Beep() description slightly as well.
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Fred Drake authored
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Jeremy Hylton authored
also normalize checks for syntax errors and delete commented out definition of verify.
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Jeremy Hylton authored
parameters that contained both anonymous tuples and *arg or **arg. Ex: def f(a, (b, c), *d): pass Fix the symtable_params() to generate names in the right order for co_varnames slot of code object. Consider *arg and **arg before the "complex" names introduced by anonymous tuples.
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Jack Jansen authored
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Jack Jansen authored
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Skip Montanaro authored
test___all__.py: fail silently in check_all if the module can't be imported
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Skip Montanaro authored
loaded - prevents second import later from succeeding spuriously - mostly of use in regression tests where the module might get imported more than once
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Sjoerd Mullender authored
You can only use mult-line strings in C if each line ends in \.
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Tim Peters authored
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Tim Peters authored
got broken). Also added new method .jumpahead(N). This finally gives us a semi-decent answer to how Python's RNGs can be used safely and efficiently in multithreaded programs (although it requires the user to use the new machinery!).
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Tim Peters authored
functionality of, whrandom.py. Also closes all the "XXX" todos in random.py. New frequently-requested functions/methods getstate() and setstate(). All exported functions are now bound methods of a hidden instance. Killed all unintended exports. Updated the docs. FRED: The more I fiddle the docs, the less I understand the exact intended use of the \var, \code, \method tags. Please review critically. GUIDO: See email. I updated NEWS as if whrandom were deprecated; I think it should be.
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Barry Warsaw authored
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Barry Warsaw authored
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Barry Warsaw authored
function, based on an eyeballing of the code.
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Barry Warsaw authored
an eyeballing of the code.
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- 24 Jan, 2001 6 commits
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Tim Peters authored
intro docs. *************** Fred: check my LaTeX! Also, the docs for whrandom should *************** be moved into Obsolete Modules.
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Guido van Rossum authored
tp_richcompare field! (Hopefully this will make Python 2.1 binary compatible with certain Zope extensions. :-)
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Guido van Rossum authored
add it to the default flags.
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Guido van Rossum authored
are different (Ping didn't test this).
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Guido van Rossum authored
are different (Ping couldn't test this).
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Guido van Rossum authored
tp_flags. This will become important when I introduce Py_TPFLAGS_HAVE_RICHCOMPARE (as I should have!).
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