0.5.1 (#59)

• Add documentation about "blind" environment (#45, #54, #55)
• Change base.as_date() to return pandas datetime types instead python datetime types (#56)
• Add base.as_pd_date() to be an alias of pandas.to_datetime() (#56)
• Expose trimws to datar.all (#58)

0.5.0 (#52)

Added:

• Added forcats (#51 )
• Added base.is_ordered(), base.nlevels(), base.ordered(), base.rank(), base.order(), base.sort(), base.tabulate(), base.append(), base.prop_table() and base.proportions()
• Added gss_cat dataset

Fixed:

• Fixed an issue when Collection dealing with numpy.int_

Enhanced:

• Added base0_ argument for datar.get()
• Passed __calling_env to registered functions/verbs when used internally (this makes sure the library to be robust in different environments)

0.4.4 (#49)

• Adopt varname v0.8.0
• Add base.make_names() and base.make_unique()

0.4.3 (#46)

• Adopt pipda 0.4.5
• Make dataset names case-insensitive;
• Add datasets: ToothGrowth, economics, economics_long, faithful, faithfuld, luv_colours, midwest, mpg, msleep, presidential, seals, and txhousing
• Add base.complete_cases()
• Change datasets.all_datasets() to datasets.list_datasets()
• Make sure assume_all_piping mode works internally: close #45

0.4.2 (#44)

• Adopt pipda 0.4.4
• Add varname to dependency to close #30
• Rename datar.datar_versions to datar.get_versions
• Port a set of functions from r-base, incluing:
  • prod, sign, signif, trunc, exp, log, log2, log10, log1p,
  • is_finite, is_infinite, is_nan,
  • match,
  • startswith, endswith, strtoi, chartr, tolower, toupper,
  • max_col

0.4.1 (#43)

• Don't use piping syntax internally (>>=)
• Add python, numpy, executing and datar version to datar.datar_versions()
• Fix #40: anti_join/semi_join not working when by is column mapping

0.4.0 (#39)

• Adopt pipda v0.4.2

Performance improved:

• Refactor core.grouped to adopt pandas's groupby
• Try to use DataFrame.agg()/DataFrameGroupBy.agg() when function applied on a single columns (Related issues: #27, #33, #37)

Fixed:

• Fix when data or context as new column name for mutate()
• Fix SettingwithCopyWarning in pivot_longer
• Use regular calling internally to make sure it works in some cases that node cannot be detected (ie Gooey/%%timeit in jupyter)

Added:

• datar.datar_versions() to show versions of related packages for bug reporting.

0.3.2 (#34)

• Adopt pipda v0.4.1 to fix getattr() failure for operater-connected expressions (#38)
• Add str_dtype argument to as_character() to partially fix #36
• Update license in core._frame_format_patch (#28)

0.3.1 (#24)

• Adopt pipda v0.4.0
• Change argument _dtypes to dtypes_ for tibble-families

0.3.0 (#22)

• Adopt pipda v0.3.0

Breaking changes:

• Rename argument dtypes of unchop and unnest back to ptype
• Change all _base0 to base0_
• Change argument how of tidyr.drop_na to how_