“y”, or “Y” for the “unit” argument (GH23264) • Removed the previously deprecated keyword “time_rule” from (non-public) offsets.generate_range, which has been moved to core.arrays._ranges.generate_range() otherwise an exception is raised. • if an object is unsupported it will attempt the following: – check if the object has defined a toDict method and call it. A toDict method should return a dict which performance for traditional SQL backend if the table contains many columns. For more information check the SQLAlchemy documention. • callable with signature (pd_table, conn, keys, data_iter): This can

bug causing plots of PeriodIndex timeseries to fail if the frequency is a multiple of the frequency rule code (GH14763) • Fixed bug when plotting a DatetimeIndex with datetime.timezone.utc timezone (GH17173) otherwise an exception is raised. • if an object is unsupported it will attempt the following: – check if the object has defined a toDict method and call it. A toDict method should return a dict which parameters to pass to execute method. The syntax used to pass parameters is database driver dependent. Check your database driver documentation for which of the five syntax styles, described in PEP 249’s paramstyle

bug causing plots of PeriodIndex timeseries to fail if the frequency is a multiple of the frequency rule code (GH14763) • Fixed bug when plotting a DatetimeIndex with datetime.timezone.utc timezone (GH17173) otherwise an exception is raised. • if an object is unsupported it will attempt the following: – check if the object has defined a toDict method and call it. A toDict method should return a dict which parameters to pass to execute method. The syntax used to pass parameters is database driver dependent. Check your database driver documentation for which of the five syntax styles, described in PEP 249’s paramstyle

Store Interval and Period data in a Series or DataFrame • Support for joining on two MultiIndexes Check the API Changes and deprecations before updating. These are the changes in pandas 0.24.0. See Release raises a TypeError rather than a ValueError (GH24024) • pd.offsets.generate_range() argument time_rule has been removed; use offset instead (GH24157) 26 Chapter 1. What’s New in 0.24.0 (January 25, 2019) otherwise an exception is raised. • if an object is unsupported it will attempt the following: – check if the object has defined a toDict method and call it. A toDict method should return a dict which

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2320 3.16.8 pandas.api.indexers.check_array_indexer . . . . . . . . . . . . . . . . . . . . . . . . . . . 2320 4 Development 2323 4.1 or a Series. The describe() method is an example of a pandas operation returning a pandas Series. Check more options on describe in the user guide section about aggregations with describe 1.4. Community excel, sql, json, parquet, ...), each of them with the prefix read_*. Make sure to always have a check on the data after reading in the data. When displaying a DataFrame, the first and last 5 rows will

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2309 4.16.8 pandas.api.indexers.check_array_indexer . . . . . . . . . . . . . . . . . . . . . . . . . . . 2309 5 Development 2313 5.1 or a Series. The describe() method is an example of a pandas operation returning a pandas Series. Check more options on describe in the user guide section about aggregations with describe 2.4. Community excel, sql, json, parquet, ...), each of them with the prefix read_*. Make sure to always have a check on the data after reading in the data. When displaying a DataFrame, the first and last 5 rows will

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2323 3.16.8 pandas.api.indexers.check_array_indexer . . . . . . . . . . . . . . . . . . . . . . . . . . . 2323 4 Development 2327 4.1 or a Series. The describe() method is an example of a pandas operation returning a pandas Series. Check more options on describe in the user guide section about aggregations with describe 1.4. Community excel, sql, json, parquet, ...), each of them with the prefix read_*. Make sure to always have a check on the data after reading in the data. When displaying a DataFrame, the first and last 5 rows will

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2415 3.16.8 pandas.api.indexers.check_array_indexer . . . . . . . . . . . . . . . . . . . . . . . . . . . 2416 4 Development 2419 4.1 or a Series. The describe() method is an example of a pandas operation returning a pandas Series. Check more options on describe in the user guide section about aggregations with describe Note: This is excel, sql, json, parquet, ...), each of them with the prefix read_*. Make sure to always have a check on the data after reading in the data. When displaying a DataFrame, the first and last 5 rows will

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2415 3.16.8 pandas.api.indexers.check_array_indexer . . . . . . . . . . . . . . . . . . . . . . . . . . . 2416 4 Development 2419 4.1 or a Series. The describe() method is an example of a pandas operation returning a pandas Series. Check more options on describe in the user guide section about aggregations with describe Note: This is excel, sql, json, parquet, ...), each of them with the prefix read_*. Make sure to always have a check on the data after reading in the data. When displaying a DataFrame, the first and last 5 rows will

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2610 3.15.8 pandas.api.indexers.check_array_indexer . . . . . . . . . . . . . . . . . . . . . . . . . . . 2611 4 Development 2613 4.1 structures and data analysis tools for the Python programming language. Getting started New to pandas? Check out the getting started guides. They contain an introduction to pandas’ main concepts and links to pip install pandas In-depth instructions? Installing a specific version? Installing from source? Check the advanced installation page. Learn more 1.2 Intro to pandas Straight to tutorial... When working