2298d36bed
- Create Economist SubmissionTracking package correctly: * mainArticle = full blog post content * coverLetter = 216-word SIR— letter * Links to blog post via blogPostId - Archive 'Letter to The Economist' from blog posts (it's the cover letter) - Fix date display on article cards (use published_at) - Target publication already displaying via blue badge Database changes: - Make blogPostId optional in SubmissionTracking model - Economist package ID: 68fa85ae49d4900e7f2ecd83 - Le Monde package ID: 68fa2abd2e6acd5691932150 Next: Enhanced modal with tabs, validation, export 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
49 lines
1.7 KiB
Python
49 lines
1.7 KiB
Python
"""Directly exposed API classes, Presentation for now.
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Provides some syntactic sugar for interacting with the pptx.presentation.Package graph and also
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provides some insulation so not so many classes in the other modules need to be named as internal
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(leading underscore).
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"""
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from __future__ import annotations
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import os
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from typing import IO, TYPE_CHECKING
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from pptx.opc.constants import CONTENT_TYPE as CT
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from pptx.package import Package
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if TYPE_CHECKING:
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from pptx import presentation
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from pptx.parts.presentation import PresentationPart
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def Presentation(pptx: str | IO[bytes] | None = None) -> presentation.Presentation:
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"""
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Return a |Presentation| object loaded from *pptx*, where *pptx* can be
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either a path to a ``.pptx`` file (a string) or a file-like object. If
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*pptx* is missing or ``None``, the built-in default presentation
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"template" is loaded.
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"""
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if pptx is None:
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pptx = _default_pptx_path()
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presentation_part = Package.open(pptx).main_document_part
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if not _is_pptx_package(presentation_part):
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tmpl = "file '%s' is not a PowerPoint file, content type is '%s'"
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raise ValueError(tmpl % (pptx, presentation_part.content_type))
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return presentation_part.presentation
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def _default_pptx_path() -> str:
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"""Return the path to the built-in default .pptx package."""
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_thisdir = os.path.split(__file__)[0]
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return os.path.join(_thisdir, "templates", "default.pptx")
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def _is_pptx_package(prs_part: PresentationPart):
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"""Return |True| if *prs_part* is a valid main document part, |False| otherwise."""
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valid_content_types = (CT.PML_PRESENTATION_MAIN, CT.PML_PRES_MACRO_MAIN)
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return prs_part.content_type in valid_content_types
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