4. Table Creation
4. Table Creation
"""
Create and format tables in PowerPoint presentations.
"""
from pptx import Presentation
from pptx.util import Inches, Pt
from pptx.dml.color import RgbColor
from pptx.enum.text import PP_ALIGN, MSO_ANCHOR
from pptx.oxml.ns import qn
from pptx.oxml import parse_xml
from typing import List, Any
def set_cell_color(cell, color_hex: str) -> None:
"""Set cell background color."""
cell.fill.solid()
cell.fill.fore_color.rgb = RgbColor(
int(color_hex[0:2], 16),
int(color_hex[2:4], 16),
int(color_hex[4:6], 16)
)
def create_table_slide(
prs: Presentation,
title: str,
headers: List[str],
data: List[List[Any]],
col_widths: List[float] = None
) -> None:
"""Create a slide with a formatted table."""
slide = prs.slides.add_slide(prs.slide_layouts[5]) # Title only
slide.shapes.title.text = title
rows = len(data) + 1 # +1 for header
cols = len(headers)
# Default column widths
if col_widths is None:
total_width = 11
col_widths = [total_width / cols] * cols
# Create table
table_width = sum(col_widths)
left = Inches((13.333 - table_width) / 2) # Center table
top = Inches(1.8)
width = Inches(table_width)
height = Inches(0.5 * rows)
table = slide.shapes.add_table(rows, cols, left, top, width, height).table
# Set column widths
for i, w in enumerate(col_widths):
table.columns[i].width = Inches(w)
# Style header row
for i, header in enumerate(headers):
cell = table.cell(0, i)
cell.text = header
set_cell_color(cell, '2F5496')
# Format text
para = cell.text_frame.paragraphs[0]
para.font.bold = True
para.font.size = Pt(12)
para.font.color.rgb = RgbColor(255, 255, 255)
para.alignment = PP_ALIGN.CENTER
cell.vertical_anchor = MSO_ANCHOR.MIDDLE
# Add data rows
for row_idx, row_data in enumerate(data, start=1):
for col_idx, value in enumerate(row_data):
cell = table.cell(row_idx, col_idx)
cell.text = str(value)
# Alternate row colors
if row_idx % 2 == 0:
set_cell_color(cell, 'D6DCE5')
# Format text
para = cell.text_frame.paragraphs[0]
para.font.size = Pt(11)
para.alignment = PP_ALIGN.CENTER
cell.vertical_anchor = MSO_ANCHOR.MIDDLE
def create_table_presentation(output_path: str) -> None:
"""Create presentation with various table examples."""
prs = Presentation()
# Simple data table
headers = ['Product', 'Q1', 'Q2', 'Q3', 'Q4', 'Total']
data = [
['Widget A', '$150K', '$180K', '$220K', '$250K', '$800K'],
['Widget B', '$80K', '$95K', '$110K', '$130K', '$415K'],
['Widget C', '$200K', '$220K', '$260K', '$290K', '$970K'],
['Total', '$430K', '$495K', '$590K', '$670K', '$2.19M'],
]
create_table_slide(
prs,
"Quarterly Sales Summary",
headers,
data,
col_widths=[2, 1.5, 1.5, 1.5, 1.5, 1.5]
)
# Comparison table
headers = ['Feature', 'Basic Plan', 'Pro Plan', 'Enterprise']
data = [
['Users', '5', '25', 'Unlimited'],
['Storage', '10 GB', '100 GB', '1 TB'],
['Support', 'Email', '24/7 Chat', 'Dedicated'],
['Price/mo', '$9', '$29', '$99'],
]
create_table_slide(
prs,
"Pricing Comparison",
headers,
data,
col_widths=[3, 2.5, 2.5, 2.5]
)
# Schedule/Timeline table
headers = ['Phase', 'Start', 'End', 'Status', 'Owner']
data = [
['Planning', 'Jan 1', 'Jan 15', 'Complete', 'Team A'],
['Development', 'Jan 16', 'Mar 31', 'In Progress', 'Team B'],
['Testing', 'Apr 1', 'Apr 30', 'Pending', 'Team C'],
['Launch', 'May 1', 'May 15', 'Pending', 'Team D'],
]
create_table_slide(
prs,
"Project Timeline",
headers,
data,
col_widths=[2.5, 1.5, 1.5, 2, 2]
)
prs.save(output_path)
print(f"Table presentation saved to {output_path}")
create_table_presentation("table_presentation.pptx")
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