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How to use array_for method in hypothesis

Best Python code snippet using hypothesis

persistent_vector.py

Source:persistent_vector.py

...29    def tailoff(self):30        if self._cnt < 32:31            return 032        return ((self._cnt - 1) >> 5) << 533    def array_for(self, i):34        if 0 <= i < self._cnt:35            if i >= self.tailoff():36                return self._tail37            node = self._root38            level = self._shift39            while level > 0:40                assert isinstance(node, Node)41                node = node._array[(i >> level) & 0x01f]42                level -= 543            assert isinstance(node, Node)44            return node._array45        affirm(False, u"Index out of Range")46    def nth(self, i, not_found=None):47        if 0 <= i < self._cnt:48            node = self.array_for(r_uint(i))49            return node[i & 0x01f]50        if not_found is None:51            affirm(False, u"Index out of Range")52        else:53            return not_found54    def conj(self, val):55        assert self._cnt < r_uint(0xFFFFFFFF)56        if self._cnt - self.tailoff() < 32:57            new_tail = self._tail[:]58            new_tail.append(val)59            return PersistentVector(self._meta, self._cnt + 1, self._shift, self._root, new_tail)60        root = self._root61        assert isinstance(root, Node)62        tail_node = Node(root._edit, self._tail)63        new_shift = self._shift64        if (self._cnt >> 5) > (r_uint(1) << self._shift):65            root = self._root66            assert isinstance(root, Node)67            new_root = Node(root._edit)68            new_root._array[0] = self._root69            root = self._root70            assert isinstance(root, Node)71            new_root._array[1] = new_path(root._edit, self._shift, tail_node)72            new_shift += 573        else:74            new_root = self.push_tail(self._shift, self._root, tail_node)75        return PersistentVector(self._meta, self._cnt + 1, new_shift, new_root, [val])76    def push_tail(self, level, parent, tail_node):77        subidx = ((self._cnt - 1) >> level) & 0x01f78        assert isinstance(parent, Node)79        ret = Node(parent._edit, parent._array[:])80        root = self._root81        assert isinstance(root, Node)82        if (level == 5):83            node_to_insert = tail_node84        else:85            child = parent._array[subidx]86            if child is not None:87                node_to_insert = self.push_tail(level - 5, child, tail_node)88            else:89                node_to_insert = new_path(root._edit, level - 5, tail_node)90        ret._array[subidx] = node_to_insert91        return ret92    def pop(self):93        affirm(self._cnt != 0, u"Can't pop an empty vector")94        if self._cnt == 1:95            return EMPTY96        if self._cnt - self.tailoff() > 1:97            size = len(self._tail) - 198            assert size >= 0  # for translation99            new_tail = self._tail[:size]100            return PersistentVector(self._meta, self._cnt - 1, self._shift, self._root, new_tail)101        new_tail = self.array_for(self._cnt - 2)102        new_root = self.pop_tail(self._shift, self._root)103        new_shift = self._shift104        if new_root is None:105            new_root = EMPTY_NODE106        if self._shift > 5 and new_root._array[1] is None:107            new_root = new_root._array[0]108            new_shift -= 5109        return PersistentVector(self._meta, self._cnt - 1, new_shift, new_root, new_tail)110    def pop_tail(self, level, node):111        sub_idx = ((self._cnt - 1) >> level) & 0x01f112        if level > 5:113            assert isinstance(node, Node)114            new_child = self.pop_tail(level - 5, node._array[sub_idx])115            if new_child is None or sub_idx == 0:116                return None117            else:118                root = self._root119                assert isinstance(root, Node)120                ret = Node(root._edit, node._array[:])121                ret._array[sub_idx] = new_child122                return ret123        elif sub_idx == 0:124            return None125        else:126            root = self._root127            assert isinstance(root, Node)128            assert isinstance(node, Node)129            ret = Node(root._edit, node._array[:])130            ret._array[sub_idx] = None131            return ret132    def assoc_at(self, idx, val):133        if idx >= 0 and idx < self._cnt:134            if idx >= self.tailoff():135                new_tail = self._tail[:]136                new_tail[idx & 0x01f] = val137                return PersistentVector(self._meta, self._cnt, self._shift, self._root, new_tail)138            return PersistentVector(self._meta, self._cnt, self._shift, do_assoc(self._shift, self._root, idx, val), self._tail)139        if idx == self._cnt:140            return self.conj(val)141        else:142            object.runtime_error(u"index out of range",143                                 u"pixie.stdlib/OutOfRangeException")144def do_assoc(lvl, node, idx, val):145    assert isinstance(node, Node)146    ret = Node(node._edit, node._array[:])147    if lvl == 0:148        ret._array[idx & 0x01f] = val149    else:150        subidx = (idx >> lvl) & 0x01f151        ret._array[subidx] = do_assoc(lvl - 5, node._array[subidx], idx, val)152    return ret153def new_path(edit, level, node):154    if level == 0:155        return node156    ret = Node(edit)157    ret._array[0] = new_path(edit, level - 5, node)158    return ret159edited = u"edited"160class TransientVector(object.Object):161    _type = object.Type(u"pixie.stdlib.TransientVector")162    def __init__(self, cnt, shift, root, tail):163        self._cnt = cnt164        self._shift = shift165        self._root = root166        self._tail = tail167    @staticmethod168    def editable_root(node):169        assert isinstance(node, Node)170        return Node(edited, node._array[:])171    def ensure_editable(self):172        root = self._root173        assert isinstance(root, Node)174        affirm(root._edit is not None, u"Transient used after call to persist!")175    def ensure_node_editable(self, node):176        assert isinstance(node, Node)177        root = self._root178        assert isinstance(root, Node)179        if node._edit is root._edit:180            return node181        root = self._root182        assert isinstance(root, Node)183        return Node(root._edit, node._array[:])184    def tailoff(self):185        if self._cnt < 32:186            return 0187        return ((self._cnt - 1) >> 5) << 5188    def persistent(self):189        self.ensure_editable()190        root = self._root191        assert isinstance(root, Node)192        root._edit = None193        trimmed = [None] * (self._cnt - self.tailoff())194        list_copy(self._tail, 0, trimmed, 0, len(trimmed))195        return PersistentVector(nil, self._cnt, self._shift, self._root, trimmed)196    @staticmethod197    def editable_tail(tl):198        ret = [None] * 32199        list_copy(tl, 0, ret, 0, len(tl))200        return ret201    def conj(self, val):202        self.ensure_editable()203        i = self._cnt204        if i - self.tailoff() < 32:205            self._tail[i & 0x01f] = val206            self._cnt += 1207            return self208        root = self._root209        assert isinstance(root, Node)210        tail_node = Node(root._edit, self._tail)211        self._tail = [None] * 32212        self._tail[0] = val213        new_shift = self._shift214        if (self._cnt >> 5) > (r_uint(1) << self._shift):215            new_root = Node(root._edit)216            new_root._array[0] = self._root217            new_root._array[1] = new_path(root._edit, self._shift, tail_node)218            new_shift += 5219        else:220            new_root = self.push_tail(self._shift, self._root, tail_node)221        self._root = new_root222        self._shift = new_shift223        self._cnt += 1224        return self225    def push_tail(self, level, parent, tail_node):226        parent = self.ensure_node_editable(parent)227        root = self._root228        assert isinstance(root, Node)229        sub_idx = ((self._cnt - 1) >> level) & 0x01f230        ret = parent231        if level == 5:232            node_to_insert = tail_node233        else:234            child = parent._array[sub_idx]235            if child is not None:236                node_to_insert = self.push_tail(level - 5, child, tail_node)237            else:238                node_to_insert = new_path(root._edit, level - 5, tail_node)239        ret._array[sub_idx] = node_to_insert240        return ret241    def array_for(self, i):242        if 0 <= i < self._cnt:243            if i >= self.tailoff():244                return self._tail245            node = self._root246            level = self._shift247            while level > 0:248                assert isinstance(node, Node)249                node = node._array[(i >> level) & 0x01f]250                level -= 5251            return node._array252        affirm(False, u"Index out of Range")253    def editable_array_for(self, i):254        if i >= 0 and i < self._cnt:255            if i >= self.tailoff():256                return self._tail257            node = self._root258            level = self._shift259            while level > 0:260                node = self.ensure_node_editable(node._array[(i >> level) & 0x1f])261                level -= 5262            return node._array263        affirm(False, u"Index out of bounds")264    def nth(self, i, not_found=nil):265        self.ensure_editable()266        if 0 <= i < self._cnt:267            node = self.array_for(r_uint(i))268            return node[i & 0x01f]269        return not_found270    def pop(self):271        self.ensure_editable()272        affirm(self._cnt != 0, u"Can't pop an empty vector")273        i = self._cnt - 1274        if i & 0x01f > 0:275            self._cnt -= 1276            return self277        new_tail = self.editable_array_for(self._cnt - 1)278        new_root = self.pop_tail(self._shift, self._root)279        new_shift = self._shift280        root = self._root281        assert isinstance(root, Node)282        if new_root is None:283            new_root = Node(root._edit)284        if self._shift > 5 and new_root._array[1] is None:285            new_root = self.ensure_node_editable(new_root._array[0])286            new_shift -= 5287        self._root = new_root288        self._shift = new_shift289        self._cnt -= 1290        self._tail = new_tail291        return self292    def pop_tail(self, level, node):293        node = self.ensure_node_editable(node)294        sub_idx = ((self._cnt - 2) >> level) & 0x01f295        if level > 5:296            new_child = self.pop_tail(level - 5, node._array[sub_idx])297            if new_child is None and sub_idx == 0:298                return None299            else:300                ret = node301                ret._array[sub_idx] = new_child302                return ret303        elif sub_idx == 0:304            return None305        else:306            ret = node307            ret._array[sub_idx] = None308            return ret309@jit.unroll_safe310def list_copy(from_lst, from_loc, to_list, to_loc, count):311    from_loc = r_uint(from_loc)312    to_loc = r_uint(to_loc)313    count = r_uint(count)314    i = r_uint(0)315    while i < count:316        to_list[to_loc + i] = from_lst[from_loc + i]317        i += 1318    return to_list319@extend(proto._count, PersistentVector)320def _count(self):321    assert isinstance(self, PersistentVector)322    return rt.wrap(intmask(self._cnt))323@extend(proto._nth, PersistentVector)324def _nth(self, idx):325    assert isinstance(self, PersistentVector)326    return self.nth(idx.int_val())327@extend(proto._nth_not_found, PersistentVector)328def _nth_not_found(self, idx, not_found):329    assert isinstance(self, PersistentVector)330    return self.nth(idx.int_val(), not_found)331@extend(proto._val_at, PersistentVector)332def _val_at(self, key, not_found):333    assert isinstance(self, PersistentVector)334    if isinstance(key, Integer):335        return self.nth(key.int_val(), not_found)336    else:337        return not_found338@extend(proto._eq, PersistentVector)339def _eq(self, obj):340    assert isinstance(self, PersistentVector)341    if self is obj:342        return true343    elif isinstance(obj, PersistentVector):344        if self._cnt != obj._cnt:345            return false346        for i in range(0, intmask(self._cnt)):347            if not rt.eq(self.nth(i), obj.nth(i)):348                return false349        return true350    else:351        if obj is nil or not rt._satisfies_QMARK_(proto.ISeqable, obj):352            return false353        seq = rt.seq(obj)354        for i in range(0, intmask(self._cnt)):355            if seq is nil or not rt.eq(self.nth(i), rt.first(seq)):356                return false357            seq = rt.next(seq)358        if seq is not nil:359            return false360        return true361@extend(proto._contains_key, PersistentVector)362def _contains_key(self, key):363    assert isinstance(self, PersistentVector)364    if not isinstance(key, Integer):365        return false366    else:367        return true if key.int_val() >= 0 and key.int_val() < intmask(self._cnt) else false368@extend(proto._conj, PersistentVector)369def _conj(self, v):370    assert isinstance(self, PersistentVector)371    return self.conj(v)372@extend(proto._push, PersistentVector)373def _push(self, v):374    assert isinstance(self, PersistentVector)375    return self.conj(v)376@extend(proto._pop, PersistentVector)377def _pop(self):378    assert isinstance(self, PersistentVector)379    return self.pop()380@extend(proto._assoc, PersistentVector)381def _assoc(self, idx, val):382    assert isinstance(self, PersistentVector)383    affirm(isinstance(idx, Integer), u"key must be an integer")384    return self.assoc_at(r_uint(idx.int_val()), val)385@extend(proto._meta, PersistentVector)386def _meta(self):387    assert isinstance(self, PersistentVector)388    return self.meta()389@extend(proto._with_meta, PersistentVector)390def _with_meta(self, meta):391    assert isinstance(self, PersistentVector)392    return self.with_meta(meta)393_reduce_driver = jit.JitDriver(name="pixie.stdlib.PersistentVector_reduce",394                               greens=["f"],395                               reds="auto")396@extend(proto._reduce, PersistentVector)397def _reduce(self, f, init):398    assert isinstance(self, PersistentVector)399    i = 0400    while i < self._cnt:401        array = self.array_for(i)402        for j in range(len(array)):403            _reduce_driver.jit_merge_point(f=f)404            init = f.invoke([init, array[j]])405            if rt.reduced_QMARK_(init):406                return rt.deref(init)407        step = len(array)408        i += step409    return init410@as_var("vector")411def vector__args(args):412    acc = rt._transient(EMPTY)413    for x in range(len(args)):414        acc = rt._conj_BANG_(acc, args[x])415    return rt._persistent_BANG_(acc)...

func_map.py

Source:func_map.py

...8def f(x):9    # return math.sqrt(x)10    return np.sqrt(x)11vf = np.vectorize(f)12def array_for(x):13    return np.array([f(xi) for xi in x])14def array_map(x):15    return np.array(list(map(f, x)))16def fromiter(x):17    return np.fromiter((f(xi) for xi in x), x.dtype)18def vectorize(x):19    return np.vectorize(f)(x)20def vectorize_without_init(x):21    return vf(x)22perfplot.show(23    setup=lambda n: np.random.rand(n),24    n_range=[2**k for k in range(20)],25    kernels=[26        f,...

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