def partial_to_dict(p: functools.partial, version="3"):
assert not p.args, "So far only keyword arguments are supported, here"
fields = {
k: v.default
for k, v in inspect.signature(p.func).parameters.items()
}
fields = {
k: v
for k, v in fields.items() if v is not inspect.Parameter.empty
}
diff = p.keywords.keys() - fields.keys()
assert not diff, f"There are invalid keywords present: {diff}"
fields.update(p.keywords)
nested = {
k: partial_to_dict(partial(v), version="")
for k, v in fields.items() if callable(v)
}
simple = {k: v for k, v in fields.items() if k not in nested}
output = {
FKEY: p.func.__module__ + ":" + p.func.__qualname__,
**simple,
**nested
}
return dict(output, __format_version__=version) if version else output
def _generate_fact_table_sql(table_name, data_class):
"""
:param table_name:
:return:
"""
fields = _get_fields_and_types(data_class)
sql_fields = ',\n'.join(
f"{column_name} {_SQL_TYPE_MAPPING[column_type]}" for column_name, column_type in fields.items()
)
return f"""
def rec(fields):
for n, f in fields.items():
yield n, show_obj(f)