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d682078cda52034c5c9de3f5af638a6f
mooc-rr
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c862503a
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c862503a
authored
Nov 21, 2020
by
MigAP
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converting raw data to datetime and float
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4b07639a
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exercice_python_fr.org
module3/exo3/exercice_python_fr.org
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module3/exo3/exercice_python_fr.org
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c862503a
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@@ -131,6 +131,7 @@ les premières 45 lignes du fichier.
...
@@ -131,6 +131,7 @@ les premières 45 lignes du fichier.
table = [line.split(',') for line in data_lines]
table = [line.split(',') for line in data_lines]
#+END_SRC
#+END_SRC
Visualisation des premières colonnes du tableau :
#+BEGIN_SRC python :results value :session
#+BEGIN_SRC python :results value :session
table[:5]
table[:5]
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@@ -143,7 +144,22 @@ table[:5]
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@@ -143,7 +144,22 @@ table[:5]
| 1958-04-26 | 316.48 |
| 1958-04-26 | 316.48 |
| 1958-05-03 | 316.95 |
| 1958-05-03 | 316.95 |
** TODO Graphiques avec datetime : https://stackoverflow.com/questions/1574088/plotting-time-in-python-with-matplotlib
** Conversion des données
Les données dans =table= sont des string. On va convertir la première
colonne en objets =datetime= de Python, et la deuxième colonne en
=float=.
coucou = datetime.datetime.strptime(tutu, "%Y-%m-%d")
#+begin_src python :results output :session :exports both
import datetime
convertedData = [(datetime.datetime.strptime(yearWeekDay, "%Y-%m-%d"), float(co2)) for yearWeekDay, co2 in table]
#+end_src
#+RESULTS:
** Graphiques avec datetime : https://stackoverflow.com/questions/1574088/plotting-time-in-python-with-matplotlib
** Vérification des dates
** Vérification des dates
Nous faisons encore une vérification: nos dates doivent être séparées d'exactement une semaine.
Nous faisons encore une vérification: nos dates doivent être séparées d'exactement une semaine.
#+BEGIN_SRC python :results output :session
#+BEGIN_SRC python :results output :session
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