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drgndoc: support relative imports

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Mainly for completeness, as I don't really like using them in my own
projects.

Signed-off-by: Omar Sandoval <osandov@osandov.com>
This commit is contained in:
Omar Sandoval 2020-08-14 17:45:23 -07:00
parent a270525f8b
commit 192d35c609
1 changed files with 8 additions and 6 deletions
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14
docs/exts/drgndoc/namespace.py
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@ -112,16 +112,18 @@ class Namespace:
break
if isinstance(node, (Import, ImportFrom)):
modules.clear()
classes.clear()
if isinstance(node, Import):
import_name = node.module
modules.clear()
elif isinstance(node, ImportFrom):
if node.module is None or node.level != 0:
raise NotImplementedError("TODO: relative imports")
import_name = node.module
if node.level >= len(modules):
# Relative import beyond top-level package. Bail.
break
# Absolute import is level 0, which clears the whole list.
del modules[-node.level :]
name_components.append(node.name)
name_components.extend(reversed(import_name.split(".")))
if node.module is not None:
name_components.extend(reversed(node.module.split(".")))
elif name_components:
if isinstance(node, Module):
assert not classes