Changelog#

Version 0.5.3 (April 9, 2022)#

Minor patch release primarily fixing an issue with momepy.Blocks and a creation of angular graphs.

Fixes:

  • BUG: Fix angle computation in graph creation with dual approach (#347)

  • BUG: fix issue with blocks within another blocks (#351)

Version 0.5.2 (January 6, 2022)#

Since version 0.5.2, momepy is licensed under the BSD-3-Clause License instead of the MIT License, to be in line with the rest of the PySAL ecosystem.

Fixes:

  • BUG: non-default index dropped in Blocks id series (#315)

  • BUG: fix FormFactor formula (#330)

Version 0.5.1 (October 20, 2021)#

Small patch adjusting momepy to changes geopandas 0.10.

Fixes:

  • BUG: non-default index dropped in Blocks id series

  • REF/TST: minimise warnings from geopandas 0.10

Version 0.5.0 (September 12, 2021)#

Enhancements:

  • COINS algorithm for analysis of continuity of street networks (#248, #276)

  • ENH: distance decay in Percentiles (#269)

  • ENH: add dropna keyword to Unique (#280)

  • ENH: catch geographic CRS in Tessellation (#298)

  • ENH: support shapely polygon as enclosures limit (#299)

Bug fixes:

  • BUG/DOC: adapt to mutliindex + remove preprocess (#281)

  • BUG: Tessellation error on non-standard enclosures (#291)

  • BUG: properly clip enclosures by limit (#288)

Other:

  • DEP: remove deprecated functions and args (#268)

  • PERF: use dask.bag in Tessellation (#296)

Version 0.4.4 (April 30, 2021)#

Small bug fix affecting nx_to_gdf and NodeDensity.

  • BUG: node ID doesn’t match ID in weights (#274)

Version 0.4.3 (February 16, 2021)#

Small bug fix:

  • BUG: UnboundLocalError: local variable ‘cpu_count’ referenced before assignment (#266)

Version 0.4.2 (February 4, 2021)#

Bug fix release:

  • BUG: resolve nans in StreetProfile (#251)

  • REGR: fix slowdown in tessellation (#256)

  • BUG: avoid string “geometry” (#257)

  • PERF: move translation in Tessellation (#259)

  • REGR: use convex_hull to mitigate infinity (#260)

Version 0.4.1 (January 12, 2021)#

  • fixed bug in the automatic selection of number of dask chunks in enclosed tessellation

  • fixed infinity issue in StreetProfile (#249)

  • fixed issue changing the original dataframe in DistanceBand (#250)

Version 0.4.0 (December 26, 2020)#

Requirements:

  • momepy now requires GeoPandas 0.8 or newer

  • momepy now requires pygeos

  • momepy now (optionally) requires mapclassify 2.4.2 or newer

API changes:

  • network_false_nodes is now deprecated. Use new remove_false_nodes instead.

Enhancements:

  • New performant algorithm remove_false_nodes to remove nodes of a degree 2 of a LineString network. (#204)

  • Faster CircularCompactness (#205)

  • pygeos-based Tessellation (#207)

  • New class Percentiles (#209)

  • Various speedups (#209)

  • New enclosures function (#211)

  • Enclosed tessellation option in Tessellation (#212)

  • Preprocessing module (#214)

  • Preprocessing function to close_gaps of LineString geoemtry (#215)

  • Preprocessing function to extend_lines (#217)

  • ratio-based network links (#218)

  • vectorize StreetProfile (#219)

  • capture MutliLineString in Linearity (#236)

  • support MultiPolygons (#234)

  • handle NaNs in limit_range (#235)

  • SharedWalls length (#238)

  • refactor Blocks using overlay and libpysal (#237)

  • more options in converting to networkx graphs in gdf_to_nx (#240)

  • use mapclassify.classify in Simpson and Shannon (#241)

Bug fixes:

  • fix nearest neighbor in get_network_ratio (#224)

  • Tessellation error when geom collapsed (#226)

  • Blocks empty difference (#230)

Version 0.3.0 (July 29, 2020)#

API changes:

  • Convexeity is now Convexity (#171)

  • local_ centrality (betweenness, closeness, straightness) has been included in respective global versions (#178)

New features:

  • CheckTessellationInput to check building footprint data for potential issues during Tessellation (#163)

  • On demand DistanceBand spatial weights (neighbors) for larger weight which would not fit in memory (#165)

Enhancements:

  • New documentation (#167)

  • Support network analysis for full network (#176)

  • Options for preprocess (#180)

  • Expose underlying simpson and shannon functions (#183)

  • MeanInterbuildingDistance performance (#187)

  • StreetProfile performance refactor (#186)

  • Retain attributes in network_false_nodes (#189)

  • Performance improvements in elements module (#190)

  • Performance refactor of SharedWallsRatio (#191)

  • Performance refactor of NeighboringStreetOrientationDeviation (#192)

  • Minor performance improvements (#193, #196)

  • Allow specification of verbosity (#195)

  • Perfomance enhancements in sw_high (#198)

Bug fixes:

  • Density TypeError for islands (#164)

  • Preserve CRS in network_false_nodes (#181)

  • Fixed Squareness for non-Polygon geom types (#182)

  • CRS lost with older geopandas (#188)

Version 0.2.1 (April 15, 2020)#

  • fixed regression causing MeanInterbuildingDistance failure (#161)

Version 0.2.0 (April 13, 2020)#

API changes:

  • AverageCharacter allows calculation of multiple modes (mean, median, mode) at the same time. Each can be accessed via its own attribute. Apart from mean, none is accessible using .series anymore. (#147)

Enhancements:

  • Shannon index (#158)

  • Simpson allows Gini-Simpson and Inverse Simpson index modes (#157)

  • Diversity classes support categorical values (#159)

  • SegmentsLength allows sum and mean at the same time (#146)

  • AverageCharacter allows calculation of multiple modes (mean, median, mode) at the same time (#147)

  • Better compatibility with OSMnx Graphs (#149)

  • Orientation support LineString geometry (#156)

  • AreaRatio for uneven number of features (#135)

  • Performance improvements (#144, #145, #152, #155)

Bug fixes:

  • float precision errors in network_false_nodes (#133)

  • network_false_nodes for multiindex (#136)

  • BlocksCount no neighbors error (#139, #140)

  • LineString Z support in nx_to_gdf (#148)

  • accidental ‘rtd’ print (#150)

  • CentroidCorner may fail for Polygon Z (#151)

Version 0.1.1 (December 15, 2019)#

Small bug-fix release:

  • fix for AreaRatio resetting index of resulting Series (#127)

  • fix for network_false_nodes to work with GeoSeries (#128)

  • fix for incomplete spatial_weights and missing neighbors. Instead of raising KeyError momepy now returns np.nan for affected row. np.nan is also returned if there are no neighbors (instead of 0). (#131)