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CHANGELOG.md

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List of changes

Version 0.23

  • Fix #259 (error when encoding missing from URL response headers)
  • Fix #262 (broken build due to cchardet dependency)

Version 0.22

  • Fix #252 (removing case sensitivity in index_unit checks)
  • Fix #249 (fix bug producing df without converting to floats)
  • Attempt to fix Lasso classification on GitHub

Version 0.21

  • Fix #236 and #237 (can now read ASCII in ~Data section)
  • Fix #239 (Petrel can't read lasio output)

Version 0.20

  • Fix #233 (pickling error lost Curve.data during multiprocessing)
  • Fix #226 (do not issue warning on empty ~Parameter section)
  • Revised default behaviour to using null_policy='strict' (ref. #227)
  • Fix #221 (depths > 10000 were being rounded by default)
  • Fix #225 (file handle leaked if exception during parsing)

Version 0.19

  • Fix #223 (critical version/installation bug)

Version 0.18

  • Fix version numbering setup
  • Fix #92 (can ignore blah blah lines in ~C section)
  • Fix #209 (can now add curves with LASFile['mnemonic'] = [1, 2, 3])
  • Fix #213 (LASFile.data is now a lazily generated property, with setter)
  • Fix #218 (LASFile.append_curve was not adding data=[...] properly)
  • Fix #216 (LASFile now raises KeyError for missing mnemonics)
  • Fix #214 (first duplicate mnemonic when added was missing the :1)

Version 0.17

  • Add Appveyor continuous integration testing
  • Add example notebook for how to use python logging module
  • Fix #160 (add methods to LASFile for inserting curves)
  • Fix #155 (implement del keyword for header items)
  • Fix #142 (implement slicing for SectionItems)
  • Fix #135 (UWI numbers losing their leading zeros)
  • Fix #153 (fix SectionItems pprint repr in Python 3)
  • Fix #81 (accept header items with missing colon)
  • Fix #71 (add Docker build for lasio to DockerHub)
  • Fix #210 (allow upper/lowercase standardization of mnemonics on read)
  • Document recent additions (nearly up to date) (in Sphinx docs)

Version 0.16

  • Add read_policy and null_policy keywords - see documentation for details
  • Fix bugs around files with missing ~V ~W ~P or ~C sections (#84 #85 #78)
  • Fix #17 involving files with commas as a decimal mark
  • Improve LASHeaderError traceback message
  • Fix bug involving files with ~A but no data lines following
  • Fix bug with blank line at start of file
  • Fix bug involving missing or duplicate STRT, STOP and STEP mnemonics

Version 0.15.1

  • Major performance improvements with both memory and speed
  • Major improvement to read parser, now using iteration
  • Add LASFile.to_excel() and LASFile.to_csv() export methods
  • Improve las2excelbulk.py script
  • Published new and updated Sphinx documentation
  • Improved character encoding handling when chardet not installed
  • autodetect_encoding=True by default
  • Allow reading of multiple non-standard header sections (#167, #168)
  • Add flexibility in reading corrupted headers (ignore_header_errors=True)
  • Add ability to avoid reading in data (ignore_data=True)
  • Remove excessive debugging messages
  • Fix bug #164 where FEET was not recognised as FT
  • Fix major globals() bug #141 affecting LASFile.add_curve
  • Add command-line version script $ lasio to show version number.

Version 0.14 and 0.15 skipped due to broken PyPI upload.

Version 0.13

  • Other minor bug fixes inc inability to rename mnemonics in written LAS file.

Version 0.11.2

  • Fix bug with not correctly figuring out units for LASFile.write()
  • Add LASFile.add_curve(CurveItem) method which automatically goes to the old method at LASFile.add_curve_raw(mnemonic=, data=, ...) if necessary, so it should be transparent to users

Version 0.11

  • Reorganise code into modules
  • various

Version 0.10

  • Internal change to SectionItems for future LAS 3.0 support
  • Added JSON encoder
  • Added examples for using pandas DataFrame (.df attribute)
  • LAS > Excel script refined (las2excel.py)

Version 0.9.1 (2015-11-11)

  • pandas.DataFrame now as .df attribute, bugfix

Version 0.8 (2015-08-20)

  • numerous bug fixes, API documentation added

Version 0.7 (2015-08-08)

  • all tests passing on Python 2.6 through 3.4

Version 0.6 (2015-08-05)

  • bugfixes and renamed from las_reader to lasio

Version 0.5 (2015-08-01)

  • Improvements to writing LAS files

Version 0.4 (2015-07-26)

  • Improved handling of character encodings, other internal improvements

Version 0.3 (2015-07-23)

  • Added Python 3 support, now reads LAS 1.2 and 2.0

Version 0.2 (2015-07-08)

  • Tidied code and published on PyPI