1- # Per-library metadata for plotnine implementation of column-stratigraphic
2- # Auto-generated by impl-generate.yml
3-
41library : plotnine
52specification_id : column-stratigraphic
63created : ' 2026-03-15T22:55:35Z'
7- updated : ' 2026-03-15T22:55:35Z '
4+ updated : ' 2026-03-15T22:59:31Z '
85generated_by : claude-opus-4-5-20251101
96workflow_run : 23121198926
107issue : 4573
@@ -13,7 +10,210 @@ library_version: 0.15.3
1310preview_url : https://storage.googleapis.com/pyplots-images/plots/column-stratigraphic/plotnine/plot.png
1411preview_thumb : https://storage.googleapis.com/pyplots-images/plots/column-stratigraphic/plotnine/plot_thumb.png
1512preview_html : null
16- quality_score : null
13+ quality_score : 81
1714review :
18- strengths : []
19- weaknesses : []
15+ strengths :
16+ - Excellent spec compliance with all required features and correct layout conventions
17+ - Realistic geological data using actual Western US formation names
18+ - Good variety of lithology patterns approximating standard geological symbols
19+ - Well-structured plotnine layer composition with clean theme customization
20+ weaknesses :
21+ - Formation and age label font sizes too small (10-11pt)
22+ - Siltstone pattern too sparse and hard to distinguish
23+ - Color contrast between siltstone and shale insufficient
24+ - No visual emphasis or focal point for data storytelling
25+ - Title at 22pt slightly under 24pt guideline
26+ image_description : ' The plot displays a vertical stratigraphic column spanning 0-180m
27+ depth with 10 geological layers. Each layer is filled with a distinct muted color
28+ and overlaid with lithology-specific patterns: sandstone (yellow with stipple
29+ dots), shale (gray with horizontal dashes), limestone (blue with brick pattern),
30+ siltstone (light blue-gray with short random dashes), conglomerate (salmon with
31+ open circles), and mudstone (brown with dense horizontal dashes). Age labels (Late
32+ Cretaceous through Triassic) appear on the left side, and formation names (Frontier
33+ Fm, Madison Fm, Kootenai Fm, Morrison Fm, Sundance Fm) in italics on the right.
34+ The y-axis shows "Depth (m)" increasing downward with ticks every 20m. A horizontal
35+ legend at the bottom identifies all 6 lithology types. The title reads "column-stratigraphic
36+ · plotnine · pyplots.ai" in bold at the top. Background is white with subtle horizontal
37+ grid lines.'
38+ criteria_checklist :
39+ visual_quality :
40+ score : 25
41+ max : 30
42+ items :
43+ - id : VQ-01
44+ name : Text Legibility
45+ score : 6
46+ max : 8
47+ passed : true
48+ comment : Font sizes explicitly set but title slightly under 24pt; formation/age
49+ labels (10-11pt) are small
50+ - id : VQ-02
51+ name : No Overlap
52+ score : 6
53+ max : 6
54+ passed : true
55+ comment : All text well-spaced with no collisions
56+ - id : VQ-03
57+ name : Element Visibility
58+ score : 5
59+ max : 6
60+ passed : true
61+ comment : Most patterns visible; siltstone pattern sparse and hard to distinguish
62+ - id : VQ-04
63+ name : Color Accessibility
64+ score : 3
65+ max : 4
66+ passed : true
67+ comment : Generally distinguishable but siltstone and shale too similar in
68+ lightness
69+ - id : VQ-05
70+ name : Layout & Canvas
71+ score : 3
72+ max : 4
73+ passed : true
74+ comment : Good vertical utilization; some horizontal space underutilized
75+ - id : VQ-06
76+ name : Axis Labels & Title
77+ score : 2
78+ max : 2
79+ passed : true
80+ comment : Y-axis shows Depth (m) with units; x-axis appropriately blank
81+ design_excellence :
82+ score : 12
83+ max : 20
84+ items :
85+ - id : DE-01
86+ name : Aesthetic Sophistication
87+ score : 5
88+ max : 8
89+ passed : true
90+ comment : Custom geological palette with muted tones, pattern overlays, italic
91+ labels — above defaults but not publication-level
92+ - id : DE-02
93+ name : Visual Refinement
94+ score : 4
95+ max : 6
96+ passed : true
97+ comment : theme_minimal, removed x-axis, subtle grid — good refinement
98+ - id : DE-03
99+ name : Data Storytelling
100+ score : 3
101+ max : 6
102+ passed : true
103+ comment : Natural geological narrative but no focal point or emphasis
104+ spec_compliance :
105+ score : 15
106+ max : 15
107+ items :
108+ - id : SC-01
109+ name : Plot Type
110+ score : 5
111+ max : 5
112+ passed : true
113+ comment : Correct vertical stratigraphic column with stacked layers
114+ - id : SC-02
115+ name : Required Features
116+ score : 4
117+ max : 4
118+ passed : true
119+ comment : ' All required features present: 6 lithology patterns, formation/age
120+ labels, depth scale, boundaries'
121+ - id : SC-03
122+ name : Data Mapping
123+ score : 3
124+ max : 3
125+ passed : true
126+ comment : Depth correctly mapped increasing downward
127+ - id : SC-04
128+ name : Title & Legend
129+ score : 3
130+ max : 3
131+ passed : true
132+ comment : Title format correct, legend labels match data
133+ data_quality :
134+ score : 14
135+ max : 15
136+ items :
137+ - id : DQ-01
138+ name : Feature Coverage
139+ score : 5
140+ max : 6
141+ passed : true
142+ comment : 6 lithology types, varying thicknesses, 5 formations and ages; could
143+ include unconformity
144+ - id : DQ-02
145+ name : Realistic Context
146+ score : 5
147+ max : 5
148+ passed : true
149+ comment : Real Western US formation names with plausible age assignments
150+ - id : DQ-03
151+ name : Appropriate Scale
152+ score : 4
153+ max : 4
154+ passed : true
155+ comment : 0-180m depth with 12-25m thicknesses is realistic
156+ code_quality :
157+ score : 9
158+ max : 10
159+ items :
160+ - id : CQ-01
161+ name : KISS Structure
162+ score : 3
163+ max : 3
164+ passed : true
165+ comment : Linear flow, no functions/classes
166+ - id : CQ-02
167+ name : Reproducibility
168+ score : 2
169+ max : 2
170+ passed : true
171+ comment : np.random.seed(42) set
172+ - id : CQ-03
173+ name : Clean Imports
174+ score : 2
175+ max : 2
176+ passed : true
177+ comment : All imports used
178+ - id : CQ-04
179+ name : Code Elegance
180+ score : 1
181+ max : 2
182+ passed : true
183+ comment : Pattern generation loop somewhat verbose but necessary
184+ - id : CQ-05
185+ name : Output & API
186+ score : 1
187+ max : 1
188+ passed : true
189+ comment : Saves as plot.png with dpi=300
190+ library_mastery :
191+ score : 6
192+ max : 10
193+ items :
194+ - id : LM-01
195+ name : Idiomatic Usage
196+ score : 4
197+ max : 5
198+ passed : true
199+ comment : Good grammar-of-graphics usage with layered geoms, scales, and themes
200+ - id : LM-02
201+ name : Distinctive Features
202+ score : 2
203+ max : 5
204+ passed : true
205+ comment : Layer composition is nice but complexity is in manual data prep,
206+ not plotnine features
207+ verdict : REJECTED
208+ impl_tags :
209+ dependencies : []
210+ techniques :
211+ - annotations
212+ - layer-composition
213+ patterns :
214+ - data-generation
215+ - iteration-over-groups
216+ dataprep : []
217+ styling :
218+ - alpha-blending
219+ - grid-styling
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