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some style fixes for @algernon

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Paul R. Tagliamonte 2013-04-14 21:54:15 -04:00
parent a5a54fc7eb
commit da33f41753
1 changed files with 42 additions and 20 deletions
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62
hy/compiler.py
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@ -464,13 +464,15 @@ class HyASTCompiler(object):
@builds("import")
def compile_import_expression(self, expr):
def _compile_import(expr, module, names = None, importer = ast.Import):
def _compile_import(expr, module, names=None, importer=ast.Import):
return [
importer(
lineno=expr.start_line,
col_offset=expr.start_column,
module=ast_str(module),
names=names or [ast.alias(name=ast_str(module), asname=None)],
names=names or [
ast.alias(name=ast_str(module), asname=None)
],
level=0)
]
@ -479,31 +481,51 @@ class HyASTCompiler(object):
while len(expr) > 0:
iexpr = expr.pop(0)
if type(iexpr) == HySymbol:
if isinstance(iexpr, HySymbol):
rimports += _compile_import(expr, iexpr)
elif type(iexpr) == HyList and len(iexpr) == 1:
continue
if isinstance(iexpr, HyList) and len(iexpr) == 1:
rimports += _compile_import(expr, iexpr.pop(0))
elif type(iexpr) == HyList:
continue
if isinstance(iexpr, HyList) and iexpr:
module = iexpr.pop(0)
if type(iexpr[0]) == HyKeyword and iexpr[0] == HyKeyword(":as"):
entry = iexpr[0]
if isinstance(entry, HyKeyword) and entry == HyKeyword(":as"):
assert len(iexpr) == 2, "garbage after aliased import"
iexpr.pop(0) # :as
alias=iexpr.pop(0)
rimports += _compile_import(expr, ast_str(module),
[ast.alias(name=ast_str(module),
asname=ast_str(alias))])
elif type(iexpr[0] == HyList):
symbol_list = iexpr.pop(0)
iexpr.pop(0) # :as
alias = iexpr.pop(0)
rimports += _compile_import(
expr,
ast_str(module),
[
ast.alias(name=ast_str(module),
asname=ast_str(alias))
]
)
continue
if isinstance(entry, HyList):
names = []
while len(symbol_list) > 0:
sym = symbol_list.pop(0)
if len(symbol_list) > 0 and type(symbol_list[0]) == HyKeyword:
symbol_list.pop(0)
alias = ast_str(symbol_list.pop(0))
while entry:
sym = entry.pop(0)
if entry and isinstance(entry[0], HyKeyword):
entry.pop(0)
alias = ast_str(entry.pop(0))
else:
alias = None
names += [ast.alias(name=ast_str(sym), asname=alias)]
rimports += _compile_import(expr, module, names, ast.ImportFrom)
names += [
ast.alias(name=ast_str(sym),
asname=alias)
]
rimports += _compile_import(expr, module,
names, ast.ImportFrom)
continue
raise TypeError("Unknown entry (`%s`) in the HyList" % (entry))
return rimports
@builds("import_as")