我有多个函数,在其中我输入一个数组或字典以及一个路径作为参数,该函数会将一个图形保存到特定路径的路径中。
尽量减少示例,但这里有两个功能:
def valueChartPatterns(dict,path):
seen_values = Counter()
for data in dict.itervalues():
seen_values += Counter(data.values())
seen_values = seen_values.most_common()
seen_values_pct = map(itemgetter(1), tupleCounts2Percents(seen_values))
seen_values_pct = ['{:.2%}'.format(item)for item in seen_values_pct]
plt.figure()
numberchart = plt.bar(range(len(seen_values)), map(itemgetter(1), seen_values), width=0.9,align='center')
plt.xticks(range(len(seen_values)), map(itemgetter(0), seen_values))
plt.title('Values in Pattern Dataset')
plt.xlabel('Values in Data')
plt.ylabel('Occurrences')
plt.tick_params(axis='both', which='major', labelsize=6)
plt.tick_params(axis='both', which='minor', labelsize=6)
plt.tight_layout()
plt.savefig(path)
plt.clf()
def countryChartPatterns(dict,path):
seen_countries = Counter()
for data in dict.itervalues():
seen_countries += Counter(data.keys())
seen_countries = seen_countries.most_common()
seen_countries_percentage = map(itemgetter(1), tupleCounts2Percents(seen_countries))
seen_countries_percentage = ['{:.2%}'.format(item)for item in seen_countries_percentage]
yvals = map(itemgetter(1), seen_countries)
xvals = map(itemgetter(0), seen_countries)
plt.figure()
countrychart = plt.bar(range(len(seen_countries)), yvals, width=0.9,align='center')
plt.xticks(range(len(seen_countries)), xvals)
plt.title('Countries in Pattern Dataset')
plt.xlabel('Countries in Data')
plt.ylabel('Occurrences')
plt.tick_params(axis='both', which='major', labelsize=6)
plt.tick_params(axis='both', which='minor', labelsize=6)
plt.tight_layout()
plt.savefig(path)
plt.clf()
一个非常小的示例 dict 是,但实际的 dict 包含 56000 个值:
dict = {"a": {"Germany": 20006.0, "United Kingdom": 20016.571428571428}, "b": {"Chad": 13000.0, "South Africa": 3000000.0},"c":{"Chad": 200061.0, "South Africa": 3000000.0}
}
在我的脚本中,我调用:
if __name__ == "__main__":
plt.close('all')
print "Starting pattern charting...\n"
countryChartPatterns(dict,'newPatternCountries.png'))
valueChartPatterns(dict,'newPatternValues.png'))
注意,我加载import matplotlib.pyplot as plt
.
在 PyCharm 中运行此脚本时,我进入Starting pattern charting...
了我的控制台,但绘制这些函数需要很长时间。
我究竟做错了什么?我应该使用直方图而不是条形图,因为这应该达到给出国家/值出现次数的相同目的?我可以以某种方式更改我的 GUI 后端吗?欢迎任何建议。