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feat: add new "fields" key to RecordForm #1773

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merged 8 commits into from
Oct 6, 2022
Merged

feat: add new "fields" key to RecordForm #1773

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198b329
feat: add new `"fields"` key to `RecordForm`
agoose77 Oct 6, 2022
c4db00a
feat: raise Exception if user mixes Form styles
agoose77 Oct 6, 2022
9f09ea7
test: update form usage in old tests
agoose77 Oct 6, 2022
daaf994
test: set dtype!
agoose77 Oct 6, 2022
08ceb7e
Revert "feat: raise Exception if user mixes Form styles"
agoose77 Oct 6, 2022
9c0f951
refactor: import `_errors` from `awkward`
agoose77 Oct 6, 2022
aa9ef60
feat: ensure users don't partially use new form schema
agoose77 Oct 6, 2022
02be6b4
test: schema mixing check raises Exception
agoose77 Oct 6, 2022
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47 changes: 27 additions & 20 deletions src/awkward/forms/form.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@
from typing import Any, Mapping

import awkward as ak
from awkward import _errors

np = ak.nplikes.NumpyMetadata.instance()

Expand Down Expand Up @@ -65,12 +66,18 @@ def from_dict(input: dict) -> Form:
)

elif input["class"] == "RecordArray":
if isinstance(input["contents"], dict):
# New serialisation
if "fields" in input:
contents = [from_dict(content) for content in input["contents"]]
fields = input["fields"]
# Old style record
elif isinstance(input["contents"], dict):
contents = []
fields = []
for key, content in input["contents"].items():
contents.append(from_dict(content))
fields.append(key)
# Old style tuple
else:
contents = [from_dict(content) for content in input["contents"]]
fields = None
Expand Down Expand Up @@ -154,12 +161,12 @@ def from_dict(input: dict) -> Form:
)

elif input["class"] == "VirtualArray":
raise ak._errors.wrap_error(
raise _errors.wrap_error(
ValueError("Awkward 1.x VirtualArrays are not supported")
)

else:
raise ak._errors.wrap_error(
raise _errors.wrap_error(
ValueError(
"Input class: {} was not recognised".format(repr(input["class"]))
)
Expand Down Expand Up @@ -265,23 +272,23 @@ class Form:

def _init(self, has_identifier, parameters, form_key):
if not isinstance(has_identifier, bool):
raise ak._errors.wrap_error(
raise _errors.wrap_error(
TypeError(
"{} 'has_identifier' must be of type bool, not {}".format(
type(self).__name__, repr(has_identifier)
)
)
)
if parameters is not None and not isinstance(parameters, dict):
raise ak._errors.wrap_error(
raise _errors.wrap_error(
TypeError(
"{} 'parameters' must be of type dict or None, not {}".format(
type(self).__name__, repr(parameters)
)
)
)
if form_key is not None and not ak._util.isstr(form_key):
raise ak._errors.wrap_error(
raise _errors.wrap_error(
TypeError(
"{} 'form_key' must be of type string or None, not {}".format(
type(self).__name__, repr(form_key)
Expand All @@ -306,7 +313,7 @@ def parameters(self):
@property
def is_identity_like(self):
"""Return True if the content or its non-list descendents are an identity"""
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

def parameter(self, key):
if self._parameters is None:
Expand All @@ -315,31 +322,31 @@ def parameter(self, key):
return self._parameters.get(key)

def purelist_parameter(self, key):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

@property
def purelist_isregular(self):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

@property
def purelist_depth(self):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

@property
def minmax_depth(self):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

@property
def branch_depth(self):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

@property
def fields(self):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

@property
def is_tuple(self):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

@property
def form_key(self):
Expand Down Expand Up @@ -396,7 +403,7 @@ def select_columns(self, specifier, expand_braces=True):

for item in specifier:
if not ak._util.isstr(item):
raise ak._errors.wrap_error(
raise _errors.wrap_error(
TypeError("a column-selection specifier must be a list of strings")
)

Expand All @@ -417,16 +424,16 @@ def column_types(self):
return self._column_types()

def _columns(self, path, output, list_indicator):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

def _select_columns(self, index, specifier, matches, output):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

def _column_types(self):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)

def _to_dict_part(self, verbose, toplevel):
raise ak._errors._errors(NotImplementedError)
raise _errors._errors(NotImplementedError)

def _type(self, typestrs):
raise ak._errors.wrap_error(NotImplementedError)
raise _errors.wrap_error(NotImplementedError)
5 changes: 3 additions & 2 deletions src/awkward/forms/recordform.py
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Original file line number Diff line number Diff line change
Expand Up @@ -139,10 +139,11 @@ def _to_dict_part(self, verbose, toplevel):
content._to_dict_part(verbose, toplevel=False) for content in self._contents
]
if self._fields is not None:
out["contents"] = dict(zip(self._fields, contents_tolist))
out["fields"] = list(self._fields)
else:
out["contents"] = contents_tolist
out["fields"] = None

out["contents"] = contents_tolist
return self._to_dict_extra(out, verbose)

def _type(self, typestrs):
Expand Down
26 changes: 14 additions & 12 deletions tests/test_0025-record-array.py
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Original file line number Diff line number Diff line change
Expand Up @@ -43,16 +43,17 @@ def test_basic():
assert json.loads(ak.forms.form.Form.to_json(recordarray.form)) == (
{
"class": "RecordArray",
"contents": {
"one": {
"fields": ["one", "two", "2", "wonky"],
"contents": [
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"has_identifier": False,
"parameters": {},
"form_key": None,
},
"two": {
{
"class": "ListOffsetArray",
"offsets": "i64",
"content": {
Expand All @@ -67,23 +68,23 @@ def test_basic():
"parameters": {},
"form_key": None,
},
"2": {
{
"class": "NumpyArray",
"primitive": "float64",
"inner_shape": [],
"has_identifier": False,
"parameters": {},
"form_key": None,
},
"wonky": {
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"has_identifier": False,
"parameters": {},
"form_key": None,
},
},
],
"has_identifier": False,
"parameters": {},
"form_key": None,
Expand Down Expand Up @@ -135,16 +136,17 @@ def test_basic():

assert json.loads(ak.forms.form.Form.to_json(recordarray.form)) == {
"class": "RecordArray",
"contents": {
"one": {
"fields": ["one", "two", "2", "wonky"],
"contents": [
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"has_identifier": False,
"parameters": {},
"form_key": None,
},
"two": {
{
"class": "ListOffsetArray",
"offsets": "i64",
"content": {
Expand All @@ -159,23 +161,23 @@ def test_basic():
"parameters": {},
"form_key": None,
},
"2": {
{
"class": "NumpyArray",
"primitive": "float64",
"inner_shape": [],
"has_identifier": False,
"parameters": {},
"form_key": None,
},
"wonky": {
{
"class": "NumpyArray",
"primitive": "int64",
"inner_shape": [],
"has_identifier": False,
"parameters": {},
"form_key": None,
},
},
],
"has_identifier": False,
"parameters": {},
"form_key": None,
Expand Down
20 changes: 12 additions & 8 deletions tests/test_0057-introducing-forms.py
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Original file line number Diff line number Diff line change
Expand Up @@ -265,34 +265,36 @@ def test_forms():
assert ak.forms.from_json(form.to_json()) == form
assert json.loads(form.to_json()) == {
"class": "RecordArray",
"contents": {
"one": {
"fields": ["one", "two"],
"contents": [
{
"class": "NumpyArray",
"inner_shape": [],
"primitive": "float64",
"has_identifier": False,
"parameters": {},
"form_key": None,
},
"two": {
{
"class": "NumpyArray",
"inner_shape": [],
"primitive": "bool",
"has_identifier": False,
"parameters": {},
"form_key": None,
},
},
],
"has_identifier": False,
"parameters": {"hey": ["you"]},
"form_key": "yowzers",
}
assert json.loads(str(form)) == {
"class": "RecordArray",
"contents": {
"one": "float64",
"two": "bool",
},
"fields": ["one", "two"],
"contents": [
"float64",
"bool",
],
"parameters": {"hey": ["you"]},
"form_key": "yowzers",
}
Expand All @@ -308,6 +310,7 @@ def test_forms():
assert ak.forms.from_json(form.to_json()) == form
assert json.loads(form.to_json()) == {
"class": "RecordArray",
"fields": None,
"contents": [
{
"class": "NumpyArray",
Expand All @@ -332,6 +335,7 @@ def test_forms():
}
assert json.loads(str(form)) == {
"class": "RecordArray",
"fields": None,
"contents": ["float64", "bool"],
"parameters": {"hey": ["you"]},
"form_key": "yowzers",
Expand Down
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