For Yandex Practicum Career Center
A hackaton project with the aim to create a tool that would suggest the cities whose names match the query string.
➡️ Input: query string (potentially containing misspellings)
⏬ Output: a dictionary of k best matching entries with the info on country, population as well as geonameID
See the main notebook for the detailed description and research.
Data sources: http://download.geonames.org/export/dump/
from geonamesearch import search
> Connection established: geo_v2 на 77.222.36.33
q = 'Karaganda'
search(q, k=5, weight_mode='exp', asdict=False)
| geonameid | name | region | country | score |
|---|---|---|---|---|
| 609655 | Karagandy | Karaganda | Kazakhstan | 98.391 |
| 2028078 | Aginskoye | Zabaykalskiy (Transbaikal) Kray | Russia | 88.391 |
| 790015 | Inđija | Vojvodina | Serbia | 78.391 |
| 1501321 | Kurgan | Kurgan Oblast | Russia | 73.457 |
| 553915 | Kaluga | Kaluga Oblast | Russia | 73.391 |
q = 'Milkyway'
search(q, k=3, weight_mode='exp', asdict=False)
| geonameid | name | region | country | score |
|---|---|---|---|---|
| 561731 | Gay | Orenburg Oblast | Russia | 71.084 |
| 527740 | Melenki | Vladimir Oblast | Russia | 70.391 |
| 1526193 | Arkalyk | Qostanay | Kazakhstan | 70.391 |
q = 'Сталинград'
search(q, k=3, weight_mode='exp', asdict=False)
| geonameid | name | region | country | score |
|---|---|---|---|---|
| 472757 | Volgograd | Volgograd Oblast | Russia | 88.427 |
| 1526273 | Astana | Astana | Kazakhstan | 74.393 |
| 498817 | Saint Petersburg | St.-Petersburg | Russia | 72.409 |
q = 'Berlin'
search(q, k=3, weight_mode='exp', asdict=False, country_selection=None) # runs 10 seconds
| geonameid | name | region | country | score |
|---|---|---|---|---|
| 2950159 | Berlin | Berlin | Germany | 99.084 |
| 5164706 | North Canton | Ohio | United States | 98.391 |
| 2820577 | Überlingen | Baden-Wurttemberg | Germany | 90 |
q = 'Berlin'
search(q, k=3, weight_mode='exp', asdict=False, country_selection=['DE']).to_markdown() # runs 0.7s!
| geonameid | name | region | country | score |
|---|---|---|---|---|
| 2950159 | Berlin | Berlin | Germany | 99.084 |
| 2820577 | Überlingen | Baden-Wurttemberg | Germany | 90 |
| 2950096 | Bernau bei Berlin | Brandenburg | Germany | 89.777 |