/
dependencies.py
106 lines (79 loc) · 2.88 KB
/
dependencies.py
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"""
Dependencies lists the functions and types required by a function
"""
from pythran.passmanager import ModuleAnalysis
from pythran.conversion import demangle
import gast as ast
import math
class Dependencies(ModuleAnalysis):
def __init__(self):
self.result = set()
super(Dependencies, self).__init__()
def visit_List(self, node):
self.result.add(('__builtin__', 'list'))
self.generic_visit(node)
def visit_Tuple(self, node):
self.result.add(('__builtin__', 'tuple'))
self.generic_visit(node)
def visit_Set(self, node):
self.result.add(('__builtin__', 'set'))
self.generic_visit(node)
def visit_Dict(self, node):
self.result.add(('__builtin__', 'dict'))
self.generic_visit(node)
def visit_Str(self, node):
self.result.add(('__builtin__', 'str'))
self.generic_visit(node)
def visit_Pow(self, node):
self.result.add(('__builtin__', 'pow'))
self.generic_visit(node)
def visit_In(self, node):
self.result.add(('__builtin__', 'in'))
self.generic_visit(node)
visit_NotIn = visit_In
def visit_Is(self, node):
self.result.add(('__builtin__', 'id'))
self.generic_visit(node)
visit_IsNot = visit_Is
def visit_IfExp(self, node):
self.result.add(('__builtin__', 'pythran', 'ifexp'))
self.generic_visit(node)
def visit_And(self, node):
self.result.add(('__builtin__', 'pythran', 'and_'))
self.generic_visit(node)
def visit_Or(self, node):
self.result.add(('__builtin__', 'pythran', 'or_'))
self.generic_visit(node)
def visit_Print(self, node):
self.result.add(('__builtin__', 'print'))
self.generic_visit(node)
def visit_Assert(self, node):
self.result.add(('__builtin__', 'assert'))
self.generic_visit(node)
def visit_Yield(self, node):
self.result.add(('utils', 'yield'))
self.generic_visit(node)
def visit_Mod(self, _):
self.result.add(('operator_', 'mod'))
def visit_Div(self, _):
self.result.add(('operator_', 'div'))
def visit_FloorDiv(self, _):
self.result.add(('operator_', 'floordiv'))
def visit_Num(self, node):
if isinstance(node.n, complex):
self.result.add(('types', 'complex'))
elif isinstance(node.n, long):
self.result.add(('types', 'long'))
elif math.isnan(node.n):
self.result.add(('numpy', 'nan'))
elif math.isinf(node.n):
self.result.add(('numpy', 'inf'))
self.generic_visit(node)
def visit_Attribute(self, node):
def rec(n):
if isinstance(n, ast.Name):
return demangle(n.id),
elif isinstance(n, ast.Attribute):
return rec(n.value) + (n.attr,)
attr = rec(node)
attr and self.result.add(attr)